Home / 8,818,227,010.80-13,227,340,516.20-8,144,784,975.60

Finding the Fourth Proportional to 8,818,227,010.80, 13,227,340,516.20 and 8,144,784,975.60

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Solution

The fourth proportional to 8,818,227,010.80, 13,227,340,516.20 and 8,144,784,975.60 is: 12,217,177,463.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,818,227,010.80 : 13,227,340,516.20 = 8,144,784,975.60 : x
  2. Step 2: Convert to fraction form
    8,818,227,010.80/13,227,340,516.20 = 8,144,784,975.60/x
  3. Step 3: Cross multiply
    8,818,227,010.80x = 13,227,340,516.20 × 8,144,784,975.60
  4. Step 4: Simplify right side
    8,818,227,010.80x = 107,733,844,303,490,924,544
  5. Step 5: Solve for x
    x = 107,733,844,303,490,924,544/8,818,227,010.80
  6. Step 6: Final answer
    x = 12,217,177,463.40

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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.