Home / 84,082,476.30-126,123,714.45-62,559,115.80

Finding the Fourth Proportional to 84,082,476.30, 126,123,714.45 and 62,559,115.80

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Solution

The fourth proportional to 84,082,476.30, 126,123,714.45 and 62,559,115.80 is: 93,838,673.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,082,476.30 : 126,123,714.45 = 62,559,115.80 : x
  2. Step 2: Convert to fraction form
    84,082,476.30/126,123,714.45 = 62,559,115.80/x
  3. Step 3: Cross multiply
    84,082,476.30x = 126,123,714.45 × 62,559,115.80
  4. Step 4: Simplify right side
    84,082,476.30x = 7,890,188,057,403,683
  5. Step 5: Solve for x
    x = 7,890,188,057,403,683/84,082,476.30
  6. Step 6: Final answer
    x = 93,838,673.70

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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.