Home / 146,799,477.60-202,589,116.20-80,725,392.96

Finding the Fourth Proportional to 146,799,477.60, 202,589,116.20 and 80,725,392.96

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Solution

The fourth proportional to 146,799,477.60, 202,589,116.20 and 80,725,392.96 is: 111,404,252.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,799,477.60 : 202,589,116.20 = 80,725,392.96 : x
  2. Step 2: Convert to fraction form
    146,799,477.60/202,589,116.20 = 80,725,392.96/x
  3. Step 3: Cross multiply
    146,799,477.60x = 202,589,116.20 × 80,725,392.96
  4. Step 4: Simplify right side
    146,799,477.60x = 16,354,086,014,664,100
  5. Step 5: Solve for x
    x = 16,354,086,014,664,100/146,799,477.60
  6. Step 6: Final answer
    x = 111,404,252.13

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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.