Home / 48,459,747.20-72,689,620.80-34,854,857.60

Finding the Fourth Proportional to 48,459,747.20, 72,689,620.80 and 34,854,857.60

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Solution

The fourth proportional to 48,459,747.20, 72,689,620.80 and 34,854,857.60 is: 52,282,286.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,459,747.20 : 72,689,620.80 = 34,854,857.60 : x
  2. Step 2: Convert to fraction form
    48,459,747.20/72,689,620.80 = 34,854,857.60/x
  3. Step 3: Cross multiply
    48,459,747.20x = 72,689,620.80 × 34,854,857.60
  4. Step 4: Simplify right side
    48,459,747.20x = 2,533,586,381,981,998
  5. Step 5: Solve for x
    x = 2,533,586,381,981,998/48,459,747.20
  6. Step 6: Final answer
    x = 52,282,286.40

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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.