Home / 150,417,416.28-207,499,629.16-98,236,995.96

Finding the Fourth Proportional to 150,417,416.28, 207,499,629.16 and 98,236,995.96

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Solution

The fourth proportional to 150,417,416.28, 207,499,629.16 and 98,236,995.96 is: 135,517,154.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,417,416.28 : 207,499,629.16 = 98,236,995.96 : x
  2. Step 2: Convert to fraction form
    150,417,416.28/207,499,629.16 = 98,236,995.96/x
  3. Step 3: Cross multiply
    150,417,416.28x = 207,499,629.16 × 98,236,995.96
  4. Step 4: Simplify right side
    150,417,416.28x = 20,384,140,231,492,416
  5. Step 5: Solve for x
    x = 20,384,140,231,492,416/150,417,416.28
  6. Step 6: Final answer
    x = 135,517,154.43

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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.