Home / 332,425,489.40-498,638,234.10-194,675,982.20

Finding the Fourth Proportional to 332,425,489.40, 498,638,234.10 and 194,675,982.20

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Solution

The fourth proportional to 332,425,489.40, 498,638,234.10 and 194,675,982.20 is: 292,013,973.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,425,489.40 : 498,638,234.10 = 194,675,982.20 : x
  2. Step 2: Convert to fraction form
    332,425,489.40/498,638,234.10 = 194,675,982.20/x
  3. Step 3: Cross multiply
    332,425,489.40x = 498,638,234.10 × 194,675,982.20
  4. Step 4: Simplify right side
    332,425,489.40x = 97,072,887,985,891,024
  5. Step 5: Solve for x
    x = 97,072,887,985,891,024/332,425,489.40
  6. Step 6: Final answer
    x = 292,013,973.30

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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.