Home / 101,757,298.96-140,412,318.60-68,789,279.44

Finding the Fourth Proportional to 101,757,298.96, 140,412,318.60 and 68,789,279.44

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Solution

The fourth proportional to 101,757,298.96, 140,412,318.60 and 68,789,279.44 is: 94,920,583.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,757,298.96 : 140,412,318.60 = 68,789,279.44 : x
  2. Step 2: Convert to fraction form
    101,757,298.96/140,412,318.60 = 68,789,279.44/x
  3. Step 3: Cross multiply
    101,757,298.96x = 140,412,318.60 × 68,789,279.44
  4. Step 4: Simplify right side
    101,757,298.96x = 9,658,862,220,993,708
  5. Step 5: Solve for x
    x = 9,658,862,220,993,708/101,757,298.96
  6. Step 6: Final answer
    x = 94,920,583.78

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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.