Home / 91,766,869,421.77-125,721,059,564.95-88,327,472,138.52

Finding the Fourth Proportional to 91,766,869,421.77, 125,721,059,564.95 and 88,327,472,138.52

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Solution

The fourth proportional to 91,766,869,421.77, 125,721,059,564.95 and 88,327,472,138.52 is: 121,009,068,478.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,766,869,421.77 : 125,721,059,564.95 = 88,327,472,138.52 : x
  2. Step 2: Convert to fraction form
    91,766,869,421.77/125,721,059,564.95 = 88,327,472,138.52/x
  3. Step 3: Cross multiply
    91,766,869,421.77x = 125,721,059,564.95 × 88,327,472,138.52
  4. Step 4: Simplify right side
    91,766,869,421.77x = 11,104,623,385,948,335,374,336
  5. Step 5: Solve for x
    x = 11,104,623,385,948,335,374,336/91,766,869,421.77
  6. Step 6: Final answer
    x = 121,009,068,478.85

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.