Home / 165,149,377.10-227,912,707.26-90,816,031.88

Finding the Fourth Proportional to 165,149,377.10, 227,912,707.26 and 90,816,031.88

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Solution

The fourth proportional to 165,149,377.10, 227,912,707.26 and 90,816,031.88 is: 125,329,735.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,149,377.10 : 227,912,707.26 = 90,816,031.88 : x
  2. Step 2: Convert to fraction form
    165,149,377.10/227,912,707.26 = 90,816,031.88/x
  3. Step 3: Cross multiply
    165,149,377.10x = 227,912,707.26 × 90,816,031.88
  4. Step 4: Simplify right side
    165,149,377.10x = 20,698,127,688,381,264
  5. Step 5: Solve for x
    x = 20,698,127,688,381,264/165,149,377.10
  6. Step 6: Final answer
    x = 125,329,735.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.