Home / 442,637,986.70-664,382,132.85-224,534,600.30

Finding the Fourth Proportional to 442,637,986.70, 664,382,132.85 and 224,534,600.30

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Solution

The fourth proportional to 442,637,986.70, 664,382,132.85 and 224,534,600.30 is: 337,017,565.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,637,986.70 : 664,382,132.85 = 224,534,600.30 : x
  2. Step 2: Convert to fraction form
    442,637,986.70/664,382,132.85 = 224,534,600.30/x
  3. Step 3: Cross multiply
    442,637,986.70x = 664,382,132.85 × 224,534,600.30
  4. Step 4: Simplify right side
    442,637,986.70x = 149,176,776,645,936,256
  5. Step 5: Solve for x
    x = 149,176,776,645,936,256/442,637,986.70
  6. Step 6: Final answer
    x = 337,017,565.43

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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.