Home / 138,527,006.64-207,376,248.36-83,773,887

Finding the Fourth Proportional to 138,527,006.64, 207,376,248.36 and 83,773,887

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Solution

The fourth proportional to 138,527,006.64, 207,376,248.36 and 83,773,887 is: 125,410,306.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,527,006.64 : 207,376,248.36 = 83,773,887 : x
  2. Step 2: Convert to fraction form
    138,527,006.64/207,376,248.36 = 83,773,887/x
  3. Step 3: Cross multiply
    138,527,006.64x = 207,376,248.36 × 83,773,887
  4. Step 4: Simplify right side
    138,527,006.64x = 17,372,714,396,594,576
  5. Step 5: Solve for x
    x = 17,372,714,396,594,576/138,527,006.64
  6. Step 6: Final answer
    x = 125,410,306.76

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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.