Home / 156,835,844.10-235,253,766.15-92,170,628.10

Finding the Fourth Proportional to 156,835,844.10, 235,253,766.15 and 92,170,628.10

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Solution

The fourth proportional to 156,835,844.10, 235,253,766.15 and 92,170,628.10 is: 138,255,942.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,835,844.10 : 235,253,766.15 = 92,170,628.10 : x
  2. Step 2: Convert to fraction form
    156,835,844.10/235,253,766.15 = 92,170,628.10/x
  3. Step 3: Cross multiply
    156,835,844.10x = 235,253,766.15 × 92,170,628.10
  4. Step 4: Simplify right side
    156,835,844.10x = 21,683,487,388,936,016
  5. Step 5: Solve for x
    x = 21,683,487,388,936,016/156,835,844.10
  6. Step 6: Final answer
    x = 138,255,942.15

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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.