Home / 261,872,490,129.20-392,808,735,193.80-113,103,022,353.20

Finding the Fourth Proportional to 261,872,490,129.20, 392,808,735,193.80 and 113,103,022,353.20

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Solution

The fourth proportional to 261,872,490,129.20, 392,808,735,193.80 and 113,103,022,353.20 is: 169,654,533,529.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,872,490,129.20 : 392,808,735,193.80 = 113,103,022,353.20 : x
  2. Step 2: Convert to fraction form
    261,872,490,129.20/392,808,735,193.80 = 113,103,022,353.20/x
  3. Step 3: Cross multiply
    261,872,490,129.20x = 392,808,735,193.80 × 113,103,022,353.20
  4. Step 4: Simplify right side
    261,872,490,129.20x = 44,427,855,157,156,581,998,592
  5. Step 5: Solve for x
    x = 44,427,855,157,156,581,998,592/261,872,490,129.20
  6. Step 6: Final answer
    x = 169,654,533,529.80

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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.