Home / 143,722,948.80-215,585,356.80-57,468,601.92

Finding the Fourth Proportional to 143,722,948.80, 215,585,356.80 and 57,468,601.92

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Solution

The fourth proportional to 143,722,948.80, 215,585,356.80 and 57,468,601.92 is: 86,203,276.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,722,948.80 : 215,585,356.80 = 57,468,601.92 : x
  2. Step 2: Convert to fraction form
    143,722,948.80/215,585,356.80 = 57,468,601.92/x
  3. Step 3: Cross multiply
    143,722,948.80x = 215,585,356.80 × 57,468,601.92
  4. Step 4: Simplify right side
    143,722,948.80x = 12,389,389,049,720,366
  5. Step 5: Solve for x
    x = 12,389,389,049,720,366/143,722,948.80
  6. Step 6: Final answer
    x = 86,203,276.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.