Home / 240,366,915.20-360,550,372.80-237,815,998.40

Finding the Fourth Proportional to 240,366,915.20, 360,550,372.80 and 237,815,998.40

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Solution

The fourth proportional to 240,366,915.20, 360,550,372.80 and 237,815,998.40 is: 356,723,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,366,915.20 : 360,550,372.80 = 237,815,998.40 : x
  2. Step 2: Convert to fraction form
    240,366,915.20/360,550,372.80 = 237,815,998.40/x
  3. Step 3: Cross multiply
    240,366,915.20x = 360,550,372.80 × 237,815,998.40
  4. Step 4: Simplify right side
    240,366,915.20x = 85,744,646,880,924,208
  5. Step 5: Solve for x
    x = 85,744,646,880,924,208/240,366,915.20
  6. Step 6: Final answer
    x = 356,723,997.60

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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.