Home / 231,602,503.25-319,615,125.80-125,755,858.55

Finding the Fourth Proportional to 231,602,503.25, 319,615,125.80 and 125,755,858.55

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Solution

The fourth proportional to 231,602,503.25, 319,615,125.80 and 125,755,858.55 is: 173,545,078.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,602,503.25 : 319,615,125.80 = 125,755,858.55 : x
  2. Step 2: Convert to fraction form
    231,602,503.25/319,615,125.80 = 125,755,858.55/x
  3. Step 3: Cross multiply
    231,602,503.25x = 319,615,125.80 × 125,755,858.55
  4. Step 4: Simplify right side
    231,602,503.25x = 40,193,474,548,318,400
  5. Step 5: Solve for x
    x = 40,193,474,548,318,400/231,602,503.25
  6. Step 6: Final answer
    x = 173,545,078.25

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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.