Home / 10,784,279,623.20-16,176,419,434.80-5,260,694,445.60

Finding the Fourth Proportional to 10,784,279,623.20, 16,176,419,434.80 and 5,260,694,445.60

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Solution

The fourth proportional to 10,784,279,623.20, 16,176,419,434.80 and 5,260,694,445.60 is: 7,891,041,668.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,784,279,623.20 : 16,176,419,434.80 = 5,260,694,445.60 : x
  2. Step 2: Convert to fraction form
    10,784,279,623.20/16,176,419,434.80 = 5,260,694,445.60/x
  3. Step 3: Cross multiply
    10,784,279,623.20x = 16,176,419,434.80 × 5,260,694,445.60
  4. Step 4: Simplify right side
    10,784,279,623.20x = 85,099,199,870,348,247,040
  5. Step 5: Solve for x
    x = 85,099,199,870,348,247,040/10,784,279,623.20
  6. Step 6: Final answer
    x = 7,891,041,668.40

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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.