Home / 109,042,917.30-163,653,605.55-108,192,611.70

Finding the Fourth Proportional to 109,042,917.30, 163,653,605.55 and 108,192,611.70

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Solution

The fourth proportional to 109,042,917.30, 163,653,605.55 and 108,192,611.70 is: 162,377,451.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,042,917.30 : 163,653,605.55 = 108,192,611.70 : x
  2. Step 2: Convert to fraction form
    109,042,917.30/163,653,605.55 = 108,192,611.70/x
  3. Step 3: Cross multiply
    109,042,917.30x = 163,653,605.55 × 108,192,611.70
  4. Step 4: Simplify right side
    109,042,917.30x = 17,706,110,998,576,116
  5. Step 5: Solve for x
    x = 17,706,110,998,576,116/109,042,917.30
  6. Step 6: Final answer
    x = 162,377,451.35

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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.