Home / 224,254,872.30-336,382,308.45-137,712,657.90

Finding the Fourth Proportional to 224,254,872.30, 336,382,308.45 and 137,712,657.90

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Solution

The fourth proportional to 224,254,872.30, 336,382,308.45 and 137,712,657.90 is: 206,568,986.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,254,872.30 : 336,382,308.45 = 137,712,657.90 : x
  2. Step 2: Convert to fraction form
    224,254,872.30/336,382,308.45 = 137,712,657.90/x
  3. Step 3: Cross multiply
    224,254,872.30x = 336,382,308.45 × 137,712,657.90
  4. Step 4: Simplify right side
    224,254,872.30x = 46,324,101,767,187,128
  5. Step 5: Solve for x
    x = 46,324,101,767,187,128/224,254,872.30
  6. Step 6: Final answer
    x = 206,568,986.85

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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.