Home / 146,983,319.60-202,835,371.40-80,902,405.04

Finding the Fourth Proportional to 146,983,319.60, 202,835,371.40 and 80,902,405.04

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Solution

The fourth proportional to 146,983,319.60, 202,835,371.40 and 80,902,405.04 is: 111,644,432.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,983,319.60 : 202,835,371.40 = 80,902,405.04 : x
  2. Step 2: Convert to fraction form
    146,983,319.60/202,835,371.40 = 80,902,405.04/x
  3. Step 3: Cross multiply
    146,983,319.60x = 202,835,371.40 × 80,902,405.04
  4. Step 4: Simplify right side
    146,983,319.60x = 16,409,869,372,022,944
  5. Step 5: Solve for x
    x = 16,409,869,372,022,944/146,983,319.60
  6. Step 6: Final answer
    x = 111,644,432.97

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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.