Home / 148,715,999.10-223,073,998.65-90,517,304.70

Finding the Fourth Proportional to 148,715,999.10, 223,073,998.65 and 90,517,304.70

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Solution

The fourth proportional to 148,715,999.10, 223,073,998.65 and 90,517,304.70 is: 135,775,957.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,715,999.10 : 223,073,998.65 = 90,517,304.70 : x
  2. Step 2: Convert to fraction form
    148,715,999.10/223,073,998.65 = 90,517,304.70/x
  3. Step 3: Cross multiply
    148,715,999.10x = 223,073,998.65 × 90,517,304.70
  4. Step 4: Simplify right side
    148,715,999.10x = 20,192,057,106,449,440
  5. Step 5: Solve for x
    x = 20,192,057,106,449,440/148,715,999.10
  6. Step 6: Final answer
    x = 135,775,957.05

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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.