Home / 156,970,853.90-235,456,280.85-150,336,370.70

Finding the Fourth Proportional to 156,970,853.90, 235,456,280.85 and 150,336,370.70

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Solution

The fourth proportional to 156,970,853.90, 235,456,280.85 and 150,336,370.70 is: 225,504,556.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,970,853.90 : 235,456,280.85 = 150,336,370.70 : x
  2. Step 2: Convert to fraction form
    156,970,853.90/235,456,280.85 = 150,336,370.70/x
  3. Step 3: Cross multiply
    156,970,853.90x = 235,456,280.85 × 150,336,370.70
  4. Step 4: Simplify right side
    156,970,853.90x = 35,397,642,721,508,908
  5. Step 5: Solve for x
    x = 35,397,642,721,508,908/156,970,853.90
  6. Step 6: Final answer
    x = 225,504,556.05

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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.