Home / 497,016,000.40-745,524,000.60-169,860,920.80

Finding the Fourth Proportional to 497,016,000.40, 745,524,000.60 and 169,860,920.80

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Solution

The fourth proportional to 497,016,000.40, 745,524,000.60 and 169,860,920.80 is: 254,791,381.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,016,000.40 : 745,524,000.60 = 169,860,920.80 : x
  2. Step 2: Convert to fraction form
    497,016,000.40/745,524,000.60 = 169,860,920.80/x
  3. Step 3: Cross multiply
    497,016,000.40x = 745,524,000.60 × 169,860,920.80
  4. Step 4: Simplify right side
    497,016,000.40x = 126,635,393,220,415,760
  5. Step 5: Solve for x
    x = 126,635,393,220,415,760/497,016,000.40
  6. Step 6: Final answer
    x = 254,791,381.20

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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.