Home / 284,329,472.68-426,510,162.78-79,841,604.52

Finding the Fourth Proportional to 284,329,472.68, 426,510,162.78 and 79,841,604.52

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Solution

The fourth proportional to 284,329,472.68, 426,510,162.78 and 79,841,604.52 is: 119,766,886.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,329,472.68 : 426,510,162.78 = 79,841,604.52 : x
  2. Step 2: Convert to fraction form
    284,329,472.68/426,510,162.78 = 79,841,604.52/x
  3. Step 3: Cross multiply
    284,329,472.68x = 426,510,162.78 × 79,841,604.52
  4. Step 4: Simplify right side
    284,329,472.68x = 34,053,255,740,441,580
  5. Step 5: Solve for x
    x = 34,053,255,740,441,580/284,329,472.68
  6. Step 6: Final answer
    x = 119,766,886.70

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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.