Home / 168,505,406.20-252,758,109.30-149,373,530.20

Finding the Fourth Proportional to 168,505,406.20, 252,758,109.30 and 149,373,530.20

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Solution

The fourth proportional to 168,505,406.20, 252,758,109.30 and 149,373,530.20 is: 224,060,295.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,505,406.20 : 252,758,109.30 = 149,373,530.20 : x
  2. Step 2: Convert to fraction form
    168,505,406.20/252,758,109.30 = 149,373,530.20/x
  3. Step 3: Cross multiply
    168,505,406.20x = 252,758,109.30 × 149,373,530.20
  4. Step 4: Simplify right side
    168,505,406.20x = 37,755,371,072,818,448
  5. Step 5: Solve for x
    x = 37,755,371,072,818,448/168,505,406.20
  6. Step 6: Final answer
    x = 224,060,295.30

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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.