Home / 131,930,436.84-182,063,932.26-72,392,123.89

Finding the Fourth Proportional to 131,930,436.84, 182,063,932.26 and 72,392,123.89

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Solution

The fourth proportional to 131,930,436.84, 182,063,932.26 and 72,392,123.89 is: 99,901,092.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,930,436.84 : 182,063,932.26 = 72,392,123.89 : x
  2. Step 2: Convert to fraction form
    131,930,436.84/182,063,932.26 = 72,392,123.89/x
  3. Step 3: Cross multiply
    131,930,436.84x = 182,063,932.26 × 72,392,123.89
  4. Step 4: Simplify right side
    131,930,436.84x = 13,179,994,740,022,596
  5. Step 5: Solve for x
    x = 13,179,994,740,022,596/131,930,436.84
  6. Step 6: Final answer
    x = 99,901,092.24

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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.