Home / 275,676,590.20-413,514,885.30-173,639,918.20

Finding the Fourth Proportional to 275,676,590.20, 413,514,885.30 and 173,639,918.20

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Solution

The fourth proportional to 275,676,590.20, 413,514,885.30 and 173,639,918.20 is: 260,459,877.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,676,590.20 : 413,514,885.30 = 173,639,918.20 : x
  2. Step 2: Convert to fraction form
    275,676,590.20/413,514,885.30 = 173,639,918.20/x
  3. Step 3: Cross multiply
    275,676,590.20x = 413,514,885.30 × 173,639,918.20
  4. Step 4: Simplify right side
    275,676,590.20x = 71,802,690,857,974,376
  5. Step 5: Solve for x
    x = 71,802,690,857,974,376/275,676,590.20
  6. Step 6: Final answer
    x = 260,459,877.30

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1.5x scale

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.