Home / 147,096,842.40-220,247,132.40-115,246,346.40

Finding the Fourth Proportional to 147,096,842.40, 220,247,132.40 and 115,246,346.40

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Solution

The fourth proportional to 147,096,842.40, 220,247,132.40 and 115,246,346.40 is: 172,557,594.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,096,842.40 : 220,247,132.40 = 115,246,346.40 : x
  2. Step 2: Convert to fraction form
    147,096,842.40/220,247,132.40 = 115,246,346.40/x
  3. Step 3: Cross multiply
    147,096,842.40x = 220,247,132.40 × 115,246,346.40
  4. Step 4: Simplify right side
    147,096,842.40x = 25,382,677,314,177,064
  5. Step 5: Solve for x
    x = 25,382,677,314,177,064/147,096,842.40
  6. Step 6: Final answer
    x = 172,557,594.71

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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.