Home / 115,314,092.40-172,929,148.20-57,787,244.40

Finding the Fourth Proportional to 115,314,092.40, 172,929,148.20 and 57,787,244.40

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Solution

The fourth proportional to 115,314,092.40, 172,929,148.20 and 57,787,244.40 is: 86,659,823.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,314,092.40 : 172,929,148.20 = 57,787,244.40 : x
  2. Step 2: Convert to fraction form
    115,314,092.40/172,929,148.20 = 57,787,244.40/x
  3. Step 3: Cross multiply
    115,314,092.40x = 172,929,148.20 × 57,787,244.40
  4. Step 4: Simplify right side
    115,314,092.40x = 9,993,098,950,917,220
  5. Step 5: Solve for x
    x = 9,993,098,950,917,220/115,314,092.40
  6. Step 6: Final answer
    x = 86,659,823.99

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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.