Home / 96,543,809.60-144,815,714.40-55,729,140.80

Finding the Fourth Proportional to 96,543,809.60, 144,815,714.40 and 55,729,140.80

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Solution

The fourth proportional to 96,543,809.60, 144,815,714.40 and 55,729,140.80 is: 83,593,711.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,543,809.60 : 144,815,714.40 = 55,729,140.80 : x
  2. Step 2: Convert to fraction form
    96,543,809.60/144,815,714.40 = 55,729,140.80/x
  3. Step 3: Cross multiply
    96,543,809.60x = 144,815,714.40 × 55,729,140.80
  4. Step 4: Simplify right side
    96,543,809.60x = 8,070,455,337,850,187
  5. Step 5: Solve for x
    x = 8,070,455,337,850,187/96,543,809.60
  6. Step 6: Final answer
    x = 83,593,711.20

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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.