Home / 279,230,151.48-415,548,927.17-269,920,136.22

Finding the Fourth Proportional to 279,230,151.48, 415,548,927.17 and 269,920,136.22

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Solution

The fourth proportional to 279,230,151.48, 415,548,927.17 and 269,920,136.22 is: 401,693,808.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,230,151.48 : 415,548,927.17 = 269,920,136.22 : x
  2. Step 2: Convert to fraction form
    279,230,151.48/415,548,927.17 = 269,920,136.22/x
  3. Step 3: Cross multiply
    279,230,151.48x = 415,548,927.17 × 269,920,136.22
  4. Step 4: Simplify right side
    279,230,151.48x = 112,165,023,026,451,680
  5. Step 5: Solve for x
    x = 112,165,023,026,451,680/279,230,151.48
  6. Step 6: Final answer
    x = 401,693,808.61

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.