Home / 442,736,976.60-664,506,998.10-224,539,111.80

Finding the Fourth Proportional to 442,736,976.60, 664,506,998.10 and 224,539,111.80

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Solution

The fourth proportional to 442,736,976.60, 664,506,998.10 and 224,539,111.80 is: 337,012,309.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,736,976.60 : 664,506,998.10 = 224,539,111.80 : x
  2. Step 2: Convert to fraction form
    442,736,976.60/664,506,998.10 = 224,539,111.80/x
  3. Step 3: Cross multiply
    442,736,976.60x = 664,506,998.10 × 224,539,111.80
  4. Step 4: Simplify right side
    442,736,976.60x = 149,207,811,138,258,304
  5. Step 5: Solve for x
    x = 149,207,811,138,258,304/442,736,976.60
  6. Step 6: Final answer
    x = 337,012,309.85

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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.