Home / 9,212,190,387,139.20-12,713,222,352,431-5,101,516,742,887.10

Finding the Fourth Proportional to 9,212,190,387,139.20, 12,713,222,352,431 and 5,101,516,742,887.10

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Solution

The fourth proportional to 9,212,190,387,139.20, 12,713,222,352,431 and 5,101,516,742,887.10 is: 7,040,314,405,303.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,212,190,387,139.20 : 12,713,222,352,431 = 5,101,516,742,887.10 : x
  2. Step 2: Convert to fraction form
    9,212,190,387,139.20/12,713,222,352,431 = 5,101,516,742,887.10/x
  3. Step 3: Cross multiply
    9,212,190,387,139.20x = 12,713,222,352,431 × 5,101,516,742,887.10
  4. Step 4: Simplify right side
    9,212,190,387,139.20x = 64,856,716,686,973,263,771,860,992
  5. Step 5: Solve for x
    x = 64,856,716,686,973,263,771,860,992/9,212,190,387,139.20
  6. Step 6: Final answer
    x = 7,040,314,405,303.36

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Double scale
Find fourth proportional to 9,212,190,387,140.20, 12,713,222,352,432.38 and 5,101,516,742,888.10
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.