Home / 331,576,229.60-497,364,344.40-98,415,348.20

Finding the Fourth Proportional to 331,576,229.60, 497,364,344.40 and 98,415,348.20

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Solution

The fourth proportional to 331,576,229.60, 497,364,344.40 and 98,415,348.20 is: 147,623,022.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,576,229.60 : 497,364,344.40 = 98,415,348.20 : x
  2. Step 2: Convert to fraction form
    331,576,229.60/497,364,344.40 = 98,415,348.20/x
  3. Step 3: Cross multiply
    331,576,229.60x = 497,364,344.40 × 98,415,348.20
  4. Step 4: Simplify right side
    331,576,229.60x = 48,948,285,136,390,720
  5. Step 5: Solve for x
    x = 48,948,285,136,390,720/331,576,229.60
  6. Step 6: Final answer
    x = 147,623,022.30

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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.