Home / 224,543,049.10-309,753,341.04-142,084,663.54

Finding the Fourth Proportional to 224,543,049.10, 309,753,341.04 and 142,084,663.54

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Solution

The fourth proportional to 224,543,049.10, 309,753,341.04 and 142,084,663.54 is: 196,003,391.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,543,049.10 : 309,753,341.04 = 142,084,663.54 : x
  2. Step 2: Convert to fraction form
    224,543,049.10/309,753,341.04 = 142,084,663.54/x
  3. Step 3: Cross multiply
    224,543,049.10x = 309,753,341.04 × 142,084,663.54
  4. Step 4: Simplify right side
    224,543,049.10x = 44,011,199,242,059,272
  5. Step 5: Solve for x
    x = 44,011,199,242,059,272/224,543,049.10
  6. Step 6: Final answer
    x = 196,003,391.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.