Home / 463,519,556.34-695,171,471.13-172,523,722.38

Finding the Fourth Proportional to 463,519,556.34, 695,171,471.13 and 172,523,722.38

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Solution

The fourth proportional to 463,519,556.34, 695,171,471.13 and 172,523,722.38 is: 258,745,436.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,519,556.34 : 695,171,471.13 = 172,523,722.38 : x
  2. Step 2: Convert to fraction form
    463,519,556.34/695,171,471.13 = 172,523,722.38/x
  3. Step 3: Cross multiply
    463,519,556.34x = 695,171,471.13 × 172,523,722.38
  4. Step 4: Simplify right side
    463,519,556.34x = 119,933,569,891,728,304
  5. Step 5: Solve for x
    x = 119,933,569,891,728,304/463,519,556.34
  6. Step 6: Final answer
    x = 258,745,436.41

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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.