Home / 115,963,719-160,025,854.68-63,752,374.52

Finding the Fourth Proportional to 115,963,719, 160,025,854.68 and 63,752,374.52

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Solution

The fourth proportional to 115,963,719, 160,025,854.68 and 63,752,374.52 is: 87,976,035.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,963,719 : 160,025,854.68 = 63,752,374.52 : x
  2. Step 2: Convert to fraction form
    115,963,719/160,025,854.68 = 63,752,374.52/x
  3. Step 3: Cross multiply
    115,963,719x = 160,025,854.68 × 63,752,374.52
  4. Step 4: Simplify right side
    115,963,719x = 10,202,028,220,442,456
  5. Step 5: Solve for x
    x = 10,202,028,220,442,456/115,963,719
  6. Step 6: Final answer
    x = 87,976,035.16

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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.