Home / 83,915,999.10-125,873,998.65-61,241,183.10

Finding the Fourth Proportional to 83,915,999.10, 125,873,998.65 and 61,241,183.10

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Solution

The fourth proportional to 83,915,999.10, 125,873,998.65 and 61,241,183.10 is: 91,861,774.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,915,999.10 : 125,873,998.65 = 61,241,183.10 : x
  2. Step 2: Convert to fraction form
    83,915,999.10/125,873,998.65 = 61,241,183.10/x
  3. Step 3: Cross multiply
    83,915,999.10x = 125,873,998.65 × 61,241,183.10
  4. Step 4: Simplify right side
    83,915,999.10x = 7,708,672,598,853,803
  5. Step 5: Solve for x
    x = 7,708,672,598,853,803/83,915,999.10
  6. Step 6: Final answer
    x = 91,861,774.65

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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.