Home / 1,134,251,344.80-1,701,377,017.20-443,929,168.80

Finding the Fourth Proportional to 1,134,251,344.80, 1,701,377,017.20 and 443,929,168.80

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Solution

The fourth proportional to 1,134,251,344.80, 1,701,377,017.20 and 443,929,168.80 is: 665,893,753.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,251,344.80 : 1,701,377,017.20 = 443,929,168.80 : x
  2. Step 2: Convert to fraction form
    1,134,251,344.80/1,701,377,017.20 = 443,929,168.80/x
  3. Step 3: Cross multiply
    1,134,251,344.80x = 1,701,377,017.20 × 443,929,168.80
  4. Step 4: Simplify right side
    1,134,251,344.80x = 755,290,885,061,019,392
  5. Step 5: Solve for x
    x = 755,290,885,061,019,392/1,134,251,344.80
  6. Step 6: Final answer
    x = 665,893,753.20

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Double scale
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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.