Home / 488,642,913.30-732,397,499.55-197,366,006.10

Finding the Fourth Proportional to 488,642,913.30, 732,397,499.55 and 197,366,006.10

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Solution

The fourth proportional to 488,642,913.30, 732,397,499.55 and 197,366,006.10 is: 295,820,046.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,642,913.30 : 732,397,499.55 = 197,366,006.10 : x
  2. Step 2: Convert to fraction form
    488,642,913.30/732,397,499.55 = 197,366,006.10/x
  3. Step 3: Cross multiply
    488,642,913.30x = 732,397,499.55 × 197,366,006.10
  4. Step 4: Simplify right side
    488,642,913.30x = 144,550,369,363,810,048
  5. Step 5: Solve for x
    x = 144,550,369,363,810,048/488,642,913.30
  6. Step 6: Final answer
    x = 295,820,046.56

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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.