Home / 146,983,329.90-202,835,385.61-80,902,415.34

Finding the Fourth Proportional to 146,983,329.90, 202,835,385.61 and 80,902,415.34

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Solution

The fourth proportional to 146,983,329.90, 202,835,385.61 and 80,902,415.34 is: 111,644,447.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,983,329.90 : 202,835,385.61 = 80,902,415.34 : x
  2. Step 2: Convert to fraction form
    146,983,329.90/202,835,385.61 = 80,902,415.34/x
  3. Step 3: Cross multiply
    146,983,329.90x = 202,835,385.61 × 80,902,415.34
  4. Step 4: Simplify right side
    146,983,329.90x = 16,409,872,612,067,022
  5. Step 5: Solve for x
    x = 16,409,872,612,067,022/146,983,329.90
  6. Step 6: Final answer
    x = 111,644,447.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.