Home / 12,840,605,999.10-19,260,908,998.65-5,867,037,197.10

Finding the Fourth Proportional to 12,840,605,999.10, 19,260,908,998.65 and 5,867,037,197.10

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Solution

The fourth proportional to 12,840,605,999.10, 19,260,908,998.65 and 5,867,037,197.10 is: 8,800,555,795.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,840,605,999.10 : 19,260,908,998.65 = 5,867,037,197.10 : x
  2. Step 2: Convert to fraction form
    12,840,605,999.10/19,260,908,998.65 = 5,867,037,197.10/x
  3. Step 3: Cross multiply
    12,840,605,999.10x = 19,260,908,998.65 × 5,867,037,197.10
  4. Step 4: Simplify right side
    12,840,605,999.10x = 113,004,469,545,037,676,544
  5. Step 5: Solve for x
    x = 113,004,469,545,037,676,544/12,840,605,999.10
  6. Step 6: Final answer
    x = 8,800,555,795.65

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Double scale
Find fourth proportional to 12,840,606,000.10, 19,260,909,000.15 and 5,867,037,198.10
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.