Home / 284,329,471.68-426,510,161.28-79,841,603.52

Finding the Fourth Proportional to 284,329,471.68, 426,510,161.28 and 79,841,603.52

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Solution

The fourth proportional to 284,329,471.68, 426,510,161.28 and 79,841,603.52 is: 119,766,885.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,329,471.68 : 426,510,161.28 = 79,841,603.52 : x
  2. Step 2: Convert to fraction form
    284,329,471.68/426,510,161.28 = 79,841,603.52/x
  3. Step 3: Cross multiply
    284,329,471.68x = 426,510,161.28 × 79,841,603.52
  4. Step 4: Simplify right side
    284,329,471.68x = 34,053,255,194,169,012
  5. Step 5: Solve for x
    x = 34,053,255,194,169,012/284,329,471.68
  6. Step 6: Final answer
    x = 119,766,885.20

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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.