Home / 1,437,373,233.60-2,156,059,850.40-516,917,421.60

Finding the Fourth Proportional to 1,437,373,233.60, 2,156,059,850.40 and 516,917,421.60

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Solution

The fourth proportional to 1,437,373,233.60, 2,156,059,850.40 and 516,917,421.60 is: 775,376,132.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,373,233.60 : 2,156,059,850.40 = 516,917,421.60 : x
  2. Step 2: Convert to fraction form
    1,437,373,233.60/2,156,059,850.40 = 516,917,421.60/x
  3. Step 3: Cross multiply
    1,437,373,233.60x = 2,156,059,850.40 × 516,917,421.60
  4. Step 4: Simplify right side
    1,437,373,233.60x = 1,114,504,898,684,049,792
  5. Step 5: Solve for x
    x = 1,114,504,898,684,049,792/1,437,373,233.60
  6. Step 6: Final answer
    x = 775,376,132.40

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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.