Home / 13,704,599,120.27-18,918,543,693.60-8,631,418,826.07

Finding the Fourth Proportional to 13,704,599,120.27, 18,918,543,693.60 and 8,631,418,826.07

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Solution

The fourth proportional to 13,704,599,120.27, 18,918,543,693.60 and 8,631,418,826.07 is: 11,915,260,911.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,704,599,120.27 : 18,918,543,693.60 = 8,631,418,826.07 : x
  2. Step 2: Convert to fraction form
    13,704,599,120.27/18,918,543,693.60 = 8,631,418,826.07/x
  3. Step 3: Cross multiply
    13,704,599,120.27x = 18,918,543,693.60 × 8,631,418,826.07
  4. Step 4: Simplify right side
    13,704,599,120.27x = 163,293,874,198,766,878,720
  5. Step 5: Solve for x
    x = 163,293,874,198,766,878,720/13,704,599,120.27
  6. Step 6: Final answer
    x = 11,915,260,911.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.