Home / 177,145,471.70-265,718,207.55-108,766,438.10

Finding the Fourth Proportional to 177,145,471.70, 265,718,207.55 and 108,766,438.10

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Solution

The fourth proportional to 177,145,471.70, 265,718,207.55 and 108,766,438.10 is: 163,149,657.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,145,471.70 : 265,718,207.55 = 108,766,438.10 : x
  2. Step 2: Convert to fraction form
    177,145,471.70/265,718,207.55 = 108,766,438.10/x
  3. Step 3: Cross multiply
    177,145,471.70x = 265,718,207.55 × 108,766,438.10
  4. Step 4: Simplify right side
    177,145,471.70x = 28,901,222,973,530,028
  5. Step 5: Solve for x
    x = 28,901,222,973,530,028/177,145,471.70
  6. Step 6: Final answer
    x = 163,149,657.15

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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.