Home / 156,536,584.60-234,580,928.10-115,274,018.20

Finding the Fourth Proportional to 156,536,584.60, 234,580,928.10 and 115,274,018.20

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Solution

The fourth proportional to 156,536,584.60, 234,580,928.10 and 115,274,018.20 is: 172,746,110.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,536,584.60 : 234,580,928.10 = 115,274,018.20 : x
  2. Step 2: Convert to fraction form
    156,536,584.60/234,580,928.10 = 115,274,018.20/x
  3. Step 3: Cross multiply
    156,536,584.60x = 234,580,928.10 × 115,274,018.20
  4. Step 4: Simplify right side
    156,536,584.60x = 27,041,086,175,172,292
  5. Step 5: Solve for x
    x = 27,041,086,175,172,292/156,536,584.60
  6. Step 6: Final answer
    x = 172,746,110.72

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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.