Home / 156,970,857.40-235,456,286.10-150,336,374.20

Finding the Fourth Proportional to 156,970,857.40, 235,456,286.10 and 150,336,374.20

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Solution

The fourth proportional to 156,970,857.40, 235,456,286.10 and 150,336,374.20 is: 225,504,561.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,970,857.40 : 235,456,286.10 = 150,336,374.20 : x
  2. Step 2: Convert to fraction form
    156,970,857.40/235,456,286.10 = 150,336,374.20/x
  3. Step 3: Cross multiply
    156,970,857.40x = 235,456,286.10 × 150,336,374.20
  4. Step 4: Simplify right side
    156,970,857.40x = 35,397,644,334,871,856
  5. Step 5: Solve for x
    x = 35,397,644,334,871,856/156,970,857.40
  6. Step 6: Final answer
    x = 225,504,561.30

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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.