Home / 15,116,543,999.10-22,674,815,998.65-9,239,231,691.90

Finding the Fourth Proportional to 15,116,543,999.10, 22,674,815,998.65 and 9,239,231,691.90

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Solution

The fourth proportional to 15,116,543,999.10, 22,674,815,998.65 and 9,239,231,691.90 is: 13,858,847,537.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,116,543,999.10 : 22,674,815,998.65 = 9,239,231,691.90 : x
  2. Step 2: Convert to fraction form
    15,116,543,999.10/22,674,815,998.65 = 9,239,231,691.90/x
  3. Step 3: Cross multiply
    15,116,543,999.10x = 22,674,815,998.65 × 9,239,231,691.90
  4. Step 4: Simplify right side
    15,116,543,999.10x = 209,497,878,582,728,228,864
  5. Step 5: Solve for x
    x = 209,497,878,582,728,228,864/15,116,543,999.10
  6. Step 6: Final answer
    x = 13,858,847,537.85

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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.