Home / 14,373,505,786.10-21,560,258,679.15-8,786,431,123.70

Finding the Fourth Proportional to 14,373,505,786.10, 21,560,258,679.15 and 8,786,431,123.70

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Solution

The fourth proportional to 14,373,505,786.10, 21,560,258,679.15 and 8,786,431,123.70 is: 13,179,646,685.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,373,505,786.10 : 21,560,258,679.15 = 8,786,431,123.70 : x
  2. Step 2: Convert to fraction form
    14,373,505,786.10/21,560,258,679.15 = 8,786,431,123.70/x
  3. Step 3: Cross multiply
    14,373,505,786.10x = 21,560,258,679.15 × 8,786,431,123.70
  4. Step 4: Simplify right side
    14,373,505,786.10x = 189,437,727,893,506,654,208
  5. Step 5: Solve for x
    x = 189,437,727,893,506,654,208/14,373,505,786.10
  6. Step 6: Final answer
    x = 13,179,646,685.55

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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.