Home / 168,557,884.20-252,853,666.20-45,738,151.20

Finding the Fourth Proportional to 168,557,884.20, 252,853,666.20 and 45,738,151.20

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Solution

The fourth proportional to 168,557,884.20, 252,853,666.20 and 45,738,151.20 is: 68,611,796.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,557,884.20 : 252,853,666.20 = 45,738,151.20 : x
  2. Step 2: Convert to fraction form
    168,557,884.20/252,853,666.20 = 45,738,151.20/x
  3. Step 3: Cross multiply
    168,557,884.20x = 252,853,666.20 × 45,738,151.20
  4. Step 4: Simplify right side
    168,557,884.20x = 11,565,059,216,129,930
  5. Step 5: Solve for x
    x = 11,565,059,216,129,930/168,557,884.20
  6. Step 6: Final answer
    x = 68,611,796.30

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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.