Home / 264,254,461.20-396,381,691.80-155,131,909.20

Finding the Fourth Proportional to 264,254,461.20, 396,381,691.80 and 155,131,909.20

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Solution

The fourth proportional to 264,254,461.20, 396,381,691.80 and 155,131,909.20 is: 232,697,863.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,254,461.20 : 396,381,691.80 = 155,131,909.20 : x
  2. Step 2: Convert to fraction form
    264,254,461.20/396,381,691.80 = 155,131,909.20/x
  3. Step 3: Cross multiply
    264,254,461.20x = 396,381,691.80 × 155,131,909.20
  4. Step 4: Simplify right side
    264,254,461.20x = 61,491,448,620,859,984
  5. Step 5: Solve for x
    x = 61,491,448,620,859,984/264,254,461.20
  6. Step 6: Final answer
    x = 232,697,863.80

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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.