Home / 9,212,190,387,897.80-12,713,222,353,478-5,101,516,743,647.40

Finding the Fourth Proportional to 9,212,190,387,897.80, 12,713,222,353,478 and 5,101,516,743,647.40

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Solution

The fourth proportional to 9,212,190,387,897.80, 12,713,222,353,478 and 5,101,516,743,647.40 is: 7,040,314,406,352.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,212,190,387,897.80 : 12,713,222,353,478 = 5,101,516,743,647.40 : x
  2. Step 2: Convert to fraction form
    9,212,190,387,897.80/12,713,222,353,478 = 5,101,516,743,647.40/x
  3. Step 3: Cross multiply
    9,212,190,387,897.80x = 12,713,222,353,478 × 5,101,516,743,647.40
  4. Step 4: Simplify right side
    9,212,190,387,897.80x = 64,856,716,701,980,429,259,898,880
  5. Step 5: Solve for x
    x = 64,856,716,701,980,429,259,898,880/9,212,190,387,897.80
  6. Step 6: Final answer
    x = 7,040,314,406,352.67

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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.