Home / 8,608,034,138.40-12,912,051,207.60-2,398,157,863.20

Finding the Fourth Proportional to 8,608,034,138.40, 12,912,051,207.60 and 2,398,157,863.20

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Solution

The fourth proportional to 8,608,034,138.40, 12,912,051,207.60 and 2,398,157,863.20 is: 3,597,236,794.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,608,034,138.40 : 12,912,051,207.60 = 2,398,157,863.20 : x
  2. Step 2: Convert to fraction form
    8,608,034,138.40/12,912,051,207.60 = 2,398,157,863.20/x
  3. Step 3: Cross multiply
    8,608,034,138.40x = 12,912,051,207.60 × 2,398,157,863.20
  4. Step 4: Simplify right side
    8,608,034,138.40x = 30,965,137,133,546,995,712
  5. Step 5: Solve for x
    x = 30,965,137,133,546,995,712/8,608,034,138.40
  6. Step 6: Final answer
    x = 3,597,236,794.80

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Double scale
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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.