Home / 147,548,446.97-203,617,841.18-80,567,870.13

Finding the Fourth Proportional to 147,548,446.97, 203,617,841.18 and 80,567,870.13

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Solution

The fourth proportional to 147,548,446.97, 203,617,841.18 and 80,567,870.13 is: 111,184,198.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,548,446.97 : 203,617,841.18 = 80,567,870.13 : x
  2. Step 2: Convert to fraction form
    147,548,446.97/203,617,841.18 = 80,567,870.13/x
  3. Step 3: Cross multiply
    147,548,446.97x = 203,617,841.18 × 80,567,870.13
  4. Step 4: Simplify right side
    147,548,446.97x = 16,405,055,783,938,366
  5. Step 5: Solve for x
    x = 16,405,055,783,938,366/147,548,446.97
  6. Step 6: Final answer
    x = 111,184,198.28

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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.