Home / 69,350,304.38-95,704,965.72-39,580,354.80

Finding the Fourth Proportional to 69,350,304.38, 95,704,965.72 and 39,580,354.80

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Solution

The fourth proportional to 69,350,304.38, 95,704,965.72 and 39,580,354.80 is: 54,621,771.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,350,304.38 : 95,704,965.72 = 39,580,354.80 : x
  2. Step 2: Convert to fraction form
    69,350,304.38/95,704,965.72 = 39,580,354.80/x
  3. Step 3: Cross multiply
    69,350,304.38x = 95,704,965.72 × 39,580,354.80
  4. Step 4: Simplify right side
    69,350,304.38x = 3,788,036,499,319,437
  5. Step 5: Solve for x
    x = 3,788,036,499,319,437/69,350,304.38
  6. Step 6: Final answer
    x = 54,621,771.79

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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.