Home / 8,253,806,209.78-11,390,730,767.22-6,215,608,333.84

Finding the Fourth Proportional to 8,253,806,209.78, 11,390,730,767.22 and 6,215,608,333.84

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Solution

The fourth proportional to 8,253,806,209.78, 11,390,730,767.22 and 6,215,608,333.84 is: 8,577,899,612.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,253,806,209.78 : 11,390,730,767.22 = 6,215,608,333.84 : x
  2. Step 2: Convert to fraction form
    8,253,806,209.78/11,390,730,767.22 = 6,215,608,333.84/x
  3. Step 3: Cross multiply
    8,253,806,209.78x = 11,390,730,767.22 × 6,215,608,333.84
  4. Step 4: Simplify right side
    8,253,806,209.78x = 70,800,321,085,260,324,864
  5. Step 5: Solve for x
    x = 70,800,321,085,260,324,864/8,253,806,209.78
  6. Step 6: Final answer
    x = 8,577,899,612.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.