Home / 3,648,112,162.85-5,034,402,203.15-1,977,362,435.81

Finding the Fourth Proportional to 3,648,112,162.85, 5,034,402,203.15 and 1,977,362,435.81

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Solution

The fourth proportional to 3,648,112,162.85, 5,034,402,203.15 and 1,977,362,435.81 is: 2,728,764,182.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,648,112,162.85 : 5,034,402,203.15 = 1,977,362,435.81 : x
  2. Step 2: Convert to fraction form
    3,648,112,162.85/5,034,402,203.15 = 1,977,362,435.81/x
  3. Step 3: Cross multiply
    3,648,112,162.85x = 5,034,402,203.15 × 1,977,362,435.81
  4. Step 4: Simplify right side
    3,648,112,162.85x = 9,954,837,803,270,615,040
  5. Step 5: Solve for x
    x = 9,954,837,803,270,615,040/3,648,112,162.85
  6. Step 6: Final answer
    x = 2,728,764,182.37

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Double scale
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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.