Home / 177,129,109.62-244,486,789.70-102,813,612.28

Finding the Fourth Proportional to 177,129,109.62, 244,486,789.70 and 102,813,612.28

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Solution

The fourth proportional to 177,129,109.62, 244,486,789.70 and 102,813,612.28 is: 141,911,005.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,129,109.62 : 244,486,789.70 = 102,813,612.28 : x
  2. Step 2: Convert to fraction form
    177,129,109.62/244,486,789.70 = 102,813,612.28/x
  3. Step 3: Cross multiply
    177,129,109.62x = 244,486,789.70 × 102,813,612.28
  4. Step 4: Simplify right side
    177,129,109.62x = 25,136,570,003,797,696
  5. Step 5: Solve for x
    x = 25,136,570,003,797,696/177,129,109.62
  6. Step 6: Final answer
    x = 141,911,005.24

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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.