Home / 521,520,773,496.60-782,281,160,244.90-168,229,000,363.80

Finding the Fourth Proportional to 521,520,773,496.60, 782,281,160,244.90 and 168,229,000,363.80

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Solution

The fourth proportional to 521,520,773,496.60, 782,281,160,244.90 and 168,229,000,363.80 is: 252,343,500,545.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,520,773,496.60 : 782,281,160,244.90 = 168,229,000,363.80 : x
  2. Step 2: Convert to fraction form
    521,520,773,496.60/782,281,160,244.90 = 168,229,000,363.80/x
  3. Step 3: Cross multiply
    521,520,773,496.60x = 782,281,160,244.90 × 168,229,000,363.80
  4. Step 4: Simplify right side
    521,520,773,496.60x = 131,602,377,591,433,163,964,416
  5. Step 5: Solve for x
    x = 131,602,377,591,433,163,964,416/521,520,773,496.60
  6. Step 6: Final answer
    x = 252,343,500,545.70

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Double scale
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Similar ratio
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1.5x scale

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.