Home / 488,544,046.80-732,816,070.20-343,141,789.20

Finding the Fourth Proportional to 488,544,046.80, 732,816,070.20 and 343,141,789.20

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Solution

The fourth proportional to 488,544,046.80, 732,816,070.20 and 343,141,789.20 is: 514,712,683.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,544,046.80 : 732,816,070.20 = 343,141,789.20 : x
  2. Step 2: Convert to fraction form
    488,544,046.80/732,816,070.20 = 343,141,789.20/x
  3. Step 3: Cross multiply
    488,544,046.80x = 732,816,070.20 × 343,141,789.20
  4. Step 4: Simplify right side
    488,544,046.80x = 251,459,817,482,940,800
  5. Step 5: Solve for x
    x = 251,459,817,482,940,800/488,544,046.80
  6. Step 6: Final answer
    x = 514,712,683.80

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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.