Home / 996,408,145.10-1,494,612,217.65-531,503,558.30

Finding the Fourth Proportional to 996,408,145.10, 1,494,612,217.65 and 531,503,558.30

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Solution

The fourth proportional to 996,408,145.10, 1,494,612,217.65 and 531,503,558.30 is: 797,255,337.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,408,145.10 : 1,494,612,217.65 = 531,503,558.30 : x
  2. Step 2: Convert to fraction form
    996,408,145.10/1,494,612,217.65 = 531,503,558.30/x
  3. Step 3: Cross multiply
    996,408,145.10x = 1,494,612,217.65 × 531,503,558.30
  4. Step 4: Simplify right side
    996,408,145.10x = 794,391,711,959,629,184
  5. Step 5: Solve for x
    x = 794,391,711,959,629,184/996,408,145.10
  6. Step 6: Final answer
    x = 797,255,337.45

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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.