Home / 18,538,049,105.40-27,807,073,658.10-16,506,385,591.80

Finding the Fourth Proportional to 18,538,049,105.40, 27,807,073,658.10 and 16,506,385,591.80

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Solution

The fourth proportional to 18,538,049,105.40, 27,807,073,658.10 and 16,506,385,591.80 is: 24,759,578,387.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,538,049,105.40 : 27,807,073,658.10 = 16,506,385,591.80 : x
  2. Step 2: Convert to fraction form
    18,538,049,105.40/27,807,073,658.10 = 16,506,385,591.80/x
  3. Step 3: Cross multiply
    18,538,049,105.40x = 27,807,073,658.10 × 16,506,385,591.80
  4. Step 4: Simplify right side
    18,538,049,105.40x = 458,994,279,980,183,126,016
  5. Step 5: Solve for x
    x = 458,994,279,980,183,126,016/18,538,049,105.40
  6. Step 6: Final answer
    x = 24,759,578,387.70

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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.