Home / 178,169,161.60-267,253,742.40-156,628,086.40

Finding the Fourth Proportional to 178,169,161.60, 267,253,742.40 and 156,628,086.40

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Solution

The fourth proportional to 178,169,161.60, 267,253,742.40 and 156,628,086.40 is: 234,942,129.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,169,161.60 : 267,253,742.40 = 156,628,086.40 : x
  2. Step 2: Convert to fraction form
    178,169,161.60/267,253,742.40 = 156,628,086.40/x
  3. Step 3: Cross multiply
    178,169,161.60x = 267,253,742.40 × 156,628,086.40
  4. Step 4: Simplify right side
    178,169,161.60x = 41,859,442,255,350,544
  5. Step 5: Solve for x
    x = 41,859,442,255,350,544/178,169,161.60
  6. Step 6: Final answer
    x = 234,942,129.60

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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.