Home / 98,236,429.20-147,355,081.20-25,448,039.10

Finding the Fourth Proportional to 98,236,429.20, 147,355,081.20 and 25,448,039.10

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Solution

The fourth proportional to 98,236,429.20, 147,355,081.20 and 25,448,039.10 is: 38,172,171.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,236,429.20 : 147,355,081.20 = 25,448,039.10 : x
  2. Step 2: Convert to fraction form
    98,236,429.20/147,355,081.20 = 25,448,039.10/x
  3. Step 3: Cross multiply
    98,236,429.20x = 147,355,081.20 × 25,448,039.10
  4. Step 4: Simplify right side
    98,236,429.20x = 3,749,897,867,961,275
  5. Step 5: Solve for x
    x = 3,749,897,867,961,275/98,236,429.20
  6. Step 6: Final answer
    x = 38,172,171.96

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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.