Home / 439,123,591.39-605,991,475.92-240,886,687

Finding the Fourth Proportional to 439,123,591.39, 605,991,475.92 and 240,886,687

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Solution

The fourth proportional to 439,123,591.39, 605,991,475.92 and 240,886,687 is: 332,424,132.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,123,591.39 : 605,991,475.92 = 240,886,687 : x
  2. Step 2: Convert to fraction form
    439,123,591.39/605,991,475.92 = 240,886,687/x
  3. Step 3: Cross multiply
    439,123,591.39x = 605,991,475.92 × 240,886,687
  4. Step 4: Simplify right side
    439,123,591.39x = 145,975,278,984,609,056
  5. Step 5: Solve for x
    x = 145,975,278,984,609,056/439,123,591.39
  6. Step 6: Final answer
    x = 332,424,132.63

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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.