Home / 18,391,337,701.20-27,587,006,551.80-8,071,776,997.20

Finding the Fourth Proportional to 18,391,337,701.20, 27,587,006,551.80 and 8,071,776,997.20

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Solution

The fourth proportional to 18,391,337,701.20, 27,587,006,551.80 and 8,071,776,997.20 is: 12,107,665,495.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,391,337,701.20 : 27,587,006,551.80 = 8,071,776,997.20 : x
  2. Step 2: Convert to fraction form
    18,391,337,701.20/27,587,006,551.80 = 8,071,776,997.20/x
  3. Step 3: Cross multiply
    18,391,337,701.20x = 27,587,006,551.80 × 8,071,776,997.20
  4. Step 4: Simplify right side
    18,391,337,701.20x = 222,676,164,906,424,926,208
  5. Step 5: Solve for x
    x = 222,676,164,906,424,926,208/18,391,337,701.20
  6. Step 6: Final answer
    x = 12,107,665,495.80

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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.