Home / 663,552,311.60-995,328,467.40-502,309,175.60

Finding the Fourth Proportional to 663,552,311.60, 995,328,467.40 and 502,309,175.60

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Solution

The fourth proportional to 663,552,311.60, 995,328,467.40 and 502,309,175.60 is: 753,463,763.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,552,311.60 : 995,328,467.40 = 502,309,175.60 : x
  2. Step 2: Convert to fraction form
    663,552,311.60/995,328,467.40 = 502,309,175.60/x
  3. Step 3: Cross multiply
    663,552,311.60x = 995,328,467.40 × 502,309,175.60
  4. Step 4: Simplify right side
    663,552,311.60x = 499,962,621,910,905,472
  5. Step 5: Solve for x
    x = 499,962,621,910,905,472/663,552,311.60
  6. Step 6: Final answer
    x = 753,463,763.40

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Double scale
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Similar ratio
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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.