Home / 177,147,445.30-265,721,167.95-108,272,691.70

Finding the Fourth Proportional to 177,147,445.30, 265,721,167.95 and 108,272,691.70

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Solution

The fourth proportional to 177,147,445.30, 265,721,167.95 and 108,272,691.70 is: 162,409,037.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,147,445.30 : 265,721,167.95 = 108,272,691.70 : x
  2. Step 2: Convert to fraction form
    177,147,445.30/265,721,167.95 = 108,272,691.70/x
  3. Step 3: Cross multiply
    177,147,445.30x = 265,721,167.95 × 108,272,691.70
  4. Step 4: Simplify right side
    177,147,445.30x = 28,770,346,095,614,272
  5. Step 5: Solve for x
    x = 28,770,346,095,614,272/177,147,445.30
  6. Step 6: Final answer
    x = 162,409,037.55

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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.