Home / 161,858,326.60-242,787,489.90-144,852,214.60

Finding the Fourth Proportional to 161,858,326.60, 242,787,489.90 and 144,852,214.60

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Solution

The fourth proportional to 161,858,326.60, 242,787,489.90 and 144,852,214.60 is: 217,278,321.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,858,326.60 : 242,787,489.90 = 144,852,214.60 : x
  2. Step 2: Convert to fraction form
    161,858,326.60/242,787,489.90 = 144,852,214.60/x
  3. Step 3: Cross multiply
    161,858,326.60x = 242,787,489.90 × 144,852,214.60
  4. Step 4: Simplify right side
    161,858,326.60x = 35,168,305,589,190,132
  5. Step 5: Solve for x
    x = 35,168,305,589,190,132/161,858,326.60
  6. Step 6: Final answer
    x = 217,278,321.90

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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.