Home / 762,127,211,832.10-1,142,855,351,005.20-403,895,254,996.90

Finding the Fourth Proportional to 762,127,211,832.10, 1,142,855,351,005.20 and 403,895,254,996.90

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Solution

The fourth proportional to 762,127,211,832.10, 1,142,855,351,005.20 and 403,895,254,996.90 is: 605,665,099,280.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,127,211,832.10 : 1,142,855,351,005.20 = 403,895,254,996.90 : x
  2. Step 2: Convert to fraction form
    762,127,211,832.10/1,142,855,351,005.20 = 403,895,254,996.90/x
  3. Step 3: Cross multiply
    762,127,211,832.10x = 1,142,855,351,005.20 × 403,895,254,996.90
  4. Step 4: Simplify right side
    762,127,211,832.10x = 461,593,853,418,816,921,403,392
  5. Step 5: Solve for x
    x = 461,593,853,418,816,921,403,392/762,127,211,832.10
  6. Step 6: Final answer
    x = 605,665,099,280.71

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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.