Home / 82,976,557.60-124,464,836.40-29,123,869.60

Finding the Fourth Proportional to 82,976,557.60, 124,464,836.40 and 29,123,869.60

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Solution

The fourth proportional to 82,976,557.60, 124,464,836.40 and 29,123,869.60 is: 43,685,804.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,976,557.60 : 124,464,836.40 = 29,123,869.60 : x
  2. Step 2: Convert to fraction form
    82,976,557.60/124,464,836.40 = 29,123,869.60/x
  3. Step 3: Cross multiply
    82,976,557.60x = 124,464,836.40 × 29,123,869.60
  4. Step 4: Simplify right side
    82,976,557.60x = 3,624,897,665,098,934
  5. Step 5: Solve for x
    x = 3,624,897,665,098,934/82,976,557.60
  6. Step 6: Final answer
    x = 43,685,804.40

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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.