Home / 663,552,500.20-995,328,750.30-500,053,287.40

Finding the Fourth Proportional to 663,552,500.20, 995,328,750.30 and 500,053,287.40

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Solution

The fourth proportional to 663,552,500.20, 995,328,750.30 and 500,053,287.40 is: 750,079,931.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,552,500.20 : 995,328,750.30 = 500,053,287.40 : x
  2. Step 2: Convert to fraction form
    663,552,500.20/995,328,750.30 = 500,053,287.40/x
  3. Step 3: Cross multiply
    663,552,500.20x = 995,328,750.30 × 500,053,287.40
  4. Step 4: Simplify right side
    663,552,500.20x = 497,717,413,631,248,704
  5. Step 5: Solve for x
    x = 497,717,413,631,248,704/663,552,500.20
  6. Step 6: Final answer
    x = 750,079,931.10

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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.