Home / 98,183,486.16-135,493,360.20-54,722,489.04

Finding the Fourth Proportional to 98,183,486.16, 135,493,360.20 and 54,722,489.04

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Solution

The fourth proportional to 98,183,486.16, 135,493,360.20 and 54,722,489.04 is: 75,517,118.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,183,486.16 : 135,493,360.20 = 54,722,489.04 : x
  2. Step 2: Convert to fraction form
    98,183,486.16/135,493,360.20 = 54,722,489.04/x
  3. Step 3: Cross multiply
    98,183,486.16x = 135,493,360.20 × 54,722,489.04
  4. Step 4: Simplify right side
    98,183,486.16x = 7,414,533,918,537,271
  5. Step 5: Solve for x
    x = 7,414,533,918,537,271/98,183,486.16
  6. Step 6: Final answer
    x = 75,517,118.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.