Home / 98,396,508.60-147,466,740.78-40,036,173.84

Finding the Fourth Proportional to 98,396,508.60, 147,466,740.78 and 40,036,173.84

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Solution

The fourth proportional to 98,396,508.60, 147,466,740.78 and 40,036,173.84 is: 60,002,170.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,396,508.60 : 147,466,740.78 = 40,036,173.84 : x
  2. Step 2: Convert to fraction form
    98,396,508.60/147,466,740.78 = 40,036,173.84/x
  3. Step 3: Cross multiply
    98,396,508.60x = 147,466,740.78 × 40,036,173.84
  4. Step 4: Simplify right side
    98,396,508.60x = 5,904,004,069,486,298
  5. Step 5: Solve for x
    x = 5,904,004,069,486,298/98,396,508.60
  6. Step 6: Final answer
    x = 60,002,170.34

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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.