Home / 254,263,207.60-381,398,310.68-72,510,405.04

Finding the Fourth Proportional to 254,263,207.60, 381,398,310.68 and 72,510,405.04

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Solution

The fourth proportional to 254,263,207.60, 381,398,310.68 and 72,510,405.04 is: 108,766,605.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,263,207.60 : 381,398,310.68 = 72,510,405.04 : x
  2. Step 2: Convert to fraction form
    254,263,207.60/381,398,310.68 = 72,510,405.04/x
  3. Step 3: Cross multiply
    254,263,207.60x = 381,398,310.68 × 72,510,405.04
  4. Step 4: Simplify right side
    254,263,207.60x = 27,655,345,988,978,560
  5. Step 5: Solve for x
    x = 27,655,345,988,978,560/254,263,207.60
  6. Step 6: Final answer
    x = 108,766,605.48

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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.