Home / 57,472,035.20-86,208,052.80-51,236,460.80

Finding the Fourth Proportional to 57,472,035.20, 86,208,052.80 and 51,236,460.80

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Solution

The fourth proportional to 57,472,035.20, 86,208,052.80 and 51,236,460.80 is: 76,854,691.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,472,035.20 : 86,208,052.80 = 51,236,460.80 : x
  2. Step 2: Convert to fraction form
    57,472,035.20/86,208,052.80 = 51,236,460.80/x
  3. Step 3: Cross multiply
    57,472,035.20x = 86,208,052.80 × 51,236,460.80
  4. Step 4: Simplify right side
    57,472,035.20x = 4,416,995,517,931,530
  5. Step 5: Solve for x
    x = 4,416,995,517,931,530/57,472,035.20
  6. Step 6: Final answer
    x = 76,854,691.20

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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.