Home / 18,121,340,706.10-27,182,011,059.15-5,703,477,723.70

Finding the Fourth Proportional to 18,121,340,706.10, 27,182,011,059.15 and 5,703,477,723.70

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Solution

The fourth proportional to 18,121,340,706.10, 27,182,011,059.15 and 5,703,477,723.70 is: 8,555,216,585.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,121,340,706.10 : 27,182,011,059.15 = 5,703,477,723.70 : x
  2. Step 2: Convert to fraction form
    18,121,340,706.10/27,182,011,059.15 = 5,703,477,723.70/x
  3. Step 3: Cross multiply
    18,121,340,706.10x = 27,182,011,059.15 × 5,703,477,723.70
  4. Step 4: Simplify right side
    18,121,340,706.10x = 155,031,994,561,229,062,144
  5. Step 5: Solve for x
    x = 155,031,994,561,229,062,144/18,121,340,706.10
  6. Step 6: Final answer
    x = 8,555,216,585.55

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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.