Home / 182,445,679.20-273,286,976.40-85,484,143.20

Finding the Fourth Proportional to 182,445,679.20, 273,286,976.40 and 85,484,143.20

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Solution

The fourth proportional to 182,445,679.20, 273,286,976.40 and 85,484,143.20 is: 128,047,444.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,445,679.20 : 273,286,976.40 = 85,484,143.20 : x
  2. Step 2: Convert to fraction form
    182,445,679.20/273,286,976.40 = 85,484,143.20/x
  3. Step 3: Cross multiply
    182,445,679.20x = 273,286,976.40 × 85,484,143.20
  4. Step 4: Simplify right side
    182,445,679.20x = 23,361,703,025,272,620
  5. Step 5: Solve for x
    x = 23,361,703,025,272,620/182,445,679.20
  6. Step 6: Final answer
    x = 128,047,444.74

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1.5x scale

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.