Home / 136,435,779.45-204,653,669.18-54,514,149.30

Finding the Fourth Proportional to 136,435,779.45, 204,653,669.18 and 54,514,149.30

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Solution

The fourth proportional to 136,435,779.45, 204,653,669.18 and 54,514,149.30 is: 81,771,223.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,435,779.45 : 204,653,669.18 = 54,514,149.30 : x
  2. Step 2: Convert to fraction form
    136,435,779.45/204,653,669.18 = 54,514,149.30/x
  3. Step 3: Cross multiply
    136,435,779.45x = 204,653,669.18 × 54,514,149.30
  4. Step 4: Simplify right side
    136,435,779.45x = 11,156,520,676,198,758
  5. Step 5: Solve for x
    x = 11,156,520,676,198,758/136,435,779.45
  6. Step 6: Final answer
    x = 81,771,223.95

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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.