Home / 318,250,569.90-477,375,987.24-143,169,102.30

Finding the Fourth Proportional to 318,250,569.90, 477,375,987.24 and 143,169,102.30

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Solution

The fourth proportional to 318,250,569.90, 477,375,987.24 and 143,169,102.30 is: 214,753,713.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,250,569.90 : 477,375,987.24 = 143,169,102.30 : x
  2. Step 2: Convert to fraction form
    318,250,569.90/477,375,987.24 = 143,169,102.30/x
  3. Step 3: Cross multiply
    318,250,569.90x = 477,375,987.24 × 143,169,102.30
  4. Step 4: Simplify right side
    318,250,569.90x = 68,345,491,552,727,064
  5. Step 5: Solve for x
    x = 68,345,491,552,727,064/318,250,569.90
  6. Step 6: Final answer
    x = 214,753,713.01

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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.