Home / 57,446,505.40-86,169,758.10-39,306,652.60

Finding the Fourth Proportional to 57,446,505.40, 86,169,758.10 and 39,306,652.60

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Solution

The fourth proportional to 57,446,505.40, 86,169,758.10 and 39,306,652.60 is: 58,959,978.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,446,505.40 : 86,169,758.10 = 39,306,652.60 : x
  2. Step 2: Convert to fraction form
    57,446,505.40/86,169,758.10 = 39,306,652.60/x
  3. Step 3: Cross multiply
    57,446,505.40x = 86,169,758.10 × 39,306,652.60
  4. Step 4: Simplify right side
    57,446,505.40x = 3,387,044,746,262,736
  5. Step 5: Solve for x
    x = 3,387,044,746,262,736/57,446,505.40
  6. Step 6: Final answer
    x = 58,959,978.90

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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.