Home / 664,301,937.10-996,452,905.65-204,180,319.30

Finding the Fourth Proportional to 664,301,937.10, 996,452,905.65 and 204,180,319.30

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Solution

The fourth proportional to 664,301,937.10, 996,452,905.65 and 204,180,319.30 is: 306,270,478.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,301,937.10 : 996,452,905.65 = 204,180,319.30 : x
  2. Step 2: Convert to fraction form
    664,301,937.10/996,452,905.65 = 204,180,319.30/x
  3. Step 3: Cross multiply
    664,301,937.10x = 996,452,905.65 × 204,180,319.30
  4. Step 4: Simplify right side
    664,301,937.10x = 203,456,072,443,029,792
  5. Step 5: Solve for x
    x = 203,456,072,443,029,792/664,301,937.10
  6. Step 6: Final answer
    x = 306,270,478.95

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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.