Home / 101,033,904.45-151,550,856.68-68,748,863.70

Finding the Fourth Proportional to 101,033,904.45, 151,550,856.68 and 68,748,863.70

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Solution

The fourth proportional to 101,033,904.45, 151,550,856.68 and 68,748,863.70 is: 103,123,295.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,033,904.45 : 151,550,856.68 = 68,748,863.70 : x
  2. Step 2: Convert to fraction form
    101,033,904.45/151,550,856.68 = 68,748,863.70/x
  3. Step 3: Cross multiply
    101,033,904.45x = 151,550,856.68 × 68,748,863.70
  4. Step 4: Simplify right side
    101,033,904.45x = 10,418,949,189,511,556
  5. Step 5: Solve for x
    x = 10,418,949,189,511,556/101,033,904.45
  6. Step 6: Final answer
    x = 103,123,295.55

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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.