Home / 169,344,005.20-254,016,007.80-115,596,293.20

Finding the Fourth Proportional to 169,344,005.20, 254,016,007.80 and 115,596,293.20

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Solution

The fourth proportional to 169,344,005.20, 254,016,007.80 and 115,596,293.20 is: 173,394,439.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,344,005.20 : 254,016,007.80 = 115,596,293.20 : x
  2. Step 2: Convert to fraction form
    169,344,005.20/254,016,007.80 = 115,596,293.20/x
  3. Step 3: Cross multiply
    169,344,005.20x = 254,016,007.80 × 115,596,293.20
  4. Step 4: Simplify right side
    169,344,005.20x = 29,363,308,915,142,288
  5. Step 5: Solve for x
    x = 29,363,308,915,142,288/169,344,005.20
  6. Step 6: Final answer
    x = 173,394,439.80

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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.