Home / 91,766,869,425.52-125,721,059,570.09-88,327,472,142.25

Finding the Fourth Proportional to 91,766,869,425.52, 125,721,059,570.09 and 88,327,472,142.25

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Solution

The fourth proportional to 91,766,869,425.52, 125,721,059,570.09 and 88,327,472,142.25 is: 121,009,068,483.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,766,869,425.52 : 125,721,059,570.09 = 88,327,472,142.25 : x
  2. Step 2: Convert to fraction form
    91,766,869,425.52/125,721,059,570.09 = 88,327,472,142.25/x
  3. Step 3: Cross multiply
    91,766,869,425.52x = 125,721,059,570.09 × 88,327,472,142.25
  4. Step 4: Simplify right side
    91,766,869,425.52x = 11,104,623,386,871,277,289,472
  5. Step 5: Solve for x
    x = 11,104,623,386,871,277,289,472/91,766,869,425.52
  6. Step 6: Final answer
    x = 121,009,068,483.96

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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.