Home / 664,344,446.60-996,516,669.90-631,088,049.80

Finding the Fourth Proportional to 664,344,446.60, 996,516,669.90 and 631,088,049.80

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Solution

The fourth proportional to 664,344,446.60, 996,516,669.90 and 631,088,049.80 is: 946,632,074.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,344,446.60 : 996,516,669.90 = 631,088,049.80 : x
  2. Step 2: Convert to fraction form
    664,344,446.60/996,516,669.90 = 631,088,049.80/x
  3. Step 3: Cross multiply
    664,344,446.60x = 996,516,669.90 × 631,088,049.80
  4. Step 4: Simplify right side
    664,344,446.60x = 628,889,761,800,381,312
  5. Step 5: Solve for x
    x = 628,889,761,800,381,312/664,344,446.60
  6. Step 6: Final answer
    x = 946,632,074.70

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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.