Home / 115,862,333.52-159,890,084.84-63,654,732.21

Finding the Fourth Proportional to 115,862,333.52, 159,890,084.84 and 63,654,732.21

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Solution

The fourth proportional to 115,862,333.52, 159,890,084.84 and 63,654,732.21 is: 87,843,565.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,862,333.52 : 159,890,084.84 = 63,654,732.21 : x
  2. Step 2: Convert to fraction form
    115,862,333.52/159,890,084.84 = 63,654,732.21/x
  3. Step 3: Cross multiply
    115,862,333.52x = 159,890,084.84 × 63,654,732.21
  4. Step 4: Simplify right side
    115,862,333.52x = 10,177,760,534,283,104
  5. Step 5: Solve for x
    x = 10,177,760,534,283,104/115,862,333.52
  6. Step 6: Final answer
    x = 87,843,565.94

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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.