Home / 12,131,637,616.80-18,197,456,425.20-5,924,784,650.40

Finding the Fourth Proportional to 12,131,637,616.80, 18,197,456,425.20 and 5,924,784,650.40

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Solution

The fourth proportional to 12,131,637,616.80, 18,197,456,425.20 and 5,924,784,650.40 is: 8,887,176,975.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,131,637,616.80 : 18,197,456,425.20 = 5,924,784,650.40 : x
  2. Step 2: Convert to fraction form
    12,131,637,616.80/18,197,456,425.20 = 5,924,784,650.40/x
  3. Step 3: Cross multiply
    12,131,637,616.80x = 18,197,456,425.20 × 5,924,784,650.40
  4. Step 4: Simplify right side
    12,131,637,616.80x = 107,816,010,504,347,811,840
  5. Step 5: Solve for x
    x = 107,816,010,504,347,811,840/12,131,637,616.80
  6. Step 6: Final answer
    x = 8,887,176,975.60

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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.