Home / 664,301,943.60-996,452,915.40-204,180,325.80

Finding the Fourth Proportional to 664,301,943.60, 996,452,915.40 and 204,180,325.80

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Solution

The fourth proportional to 664,301,943.60, 996,452,915.40 and 204,180,325.80 is: 306,270,488.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,301,943.60 : 996,452,915.40 = 204,180,325.80 : x
  2. Step 2: Convert to fraction form
    664,301,943.60/996,452,915.40 = 204,180,325.80/x
  3. Step 3: Cross multiply
    664,301,943.60x = 996,452,915.40 × 204,180,325.80
  4. Step 4: Simplify right side
    664,301,943.60x = 203,456,080,910,731,840
  5. Step 5: Solve for x
    x = 203,456,080,910,731,840/664,301,943.60
  6. Step 6: Final answer
    x = 306,270,488.70

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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.