Home / 177,131,011.60-265,696,517.40-112,720,362.40

Finding the Fourth Proportional to 177,131,011.60, 265,696,517.40 and 112,720,362.40

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Solution

The fourth proportional to 177,131,011.60, 265,696,517.40 and 112,720,362.40 is: 169,080,543.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,131,011.60 : 265,696,517.40 = 112,720,362.40 : x
  2. Step 2: Convert to fraction form
    177,131,011.60/265,696,517.40 = 112,720,362.40/x
  3. Step 3: Cross multiply
    177,131,011.60x = 265,696,517.40 × 112,720,362.40
  4. Step 4: Simplify right side
    177,131,011.60x = 29,949,407,729,745,908
  5. Step 5: Solve for x
    x = 29,949,407,729,745,908/177,131,011.60
  6. Step 6: Final answer
    x = 169,080,543.60

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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.