Home / 98,605,205.28-147,959,393.04-40,356,122.40

Finding the Fourth Proportional to 98,605,205.28, 147,959,393.04 and 40,356,122.40

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Solution

The fourth proportional to 98,605,205.28, 147,959,393.04 and 40,356,122.40 is: 60,555,295.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,605,205.28 : 147,959,393.04 = 40,356,122.40 : x
  2. Step 2: Convert to fraction form
    98,605,205.28/147,959,393.04 = 40,356,122.40/x
  3. Step 3: Cross multiply
    98,605,205.28x = 147,959,393.04 × 40,356,122.40
  4. Step 4: Simplify right side
    98,605,205.28x = 5,971,067,375,751,948
  5. Step 5: Solve for x
    x = 5,971,067,375,751,948/98,605,205.28
  6. Step 6: Final answer
    x = 60,555,295.83

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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.