Home / 74,376,279.60-111,564,419.40-62,472,001.20

Finding the Fourth Proportional to 74,376,279.60, 111,564,419.40 and 62,472,001.20

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Solution

The fourth proportional to 74,376,279.60, 111,564,419.40 and 62,472,001.20 is: 93,708,001.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,376,279.60 : 111,564,419.40 = 62,472,001.20 : x
  2. Step 2: Convert to fraction form
    74,376,279.60/111,564,419.40 = 62,472,001.20/x
  3. Step 3: Cross multiply
    74,376,279.60x = 111,564,419.40 × 62,472,001.20
  4. Step 4: Simplify right side
    74,376,279.60x = 6,969,652,542,634,104
  5. Step 5: Solve for x
    x = 6,969,652,542,634,104/74,376,279.60
  6. Step 6: Final answer
    x = 93,708,001.80

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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.