Home / 295,274,872.80-442,912,309.20-123,087,988.80

Finding the Fourth Proportional to 295,274,872.80, 442,912,309.20 and 123,087,988.80

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Solution

The fourth proportional to 295,274,872.80, 442,912,309.20 and 123,087,988.80 is: 184,631,983.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,274,872.80 : 442,912,309.20 = 123,087,988.80 : x
  2. Step 2: Convert to fraction form
    295,274,872.80/442,912,309.20 = 123,087,988.80/x
  3. Step 3: Cross multiply
    295,274,872.80x = 442,912,309.20 × 123,087,988.80
  4. Step 4: Simplify right side
    295,274,872.80x = 54,517,185,354,191,736
  5. Step 5: Solve for x
    x = 54,517,185,354,191,736/295,274,872.80
  6. Step 6: Final answer
    x = 184,631,983.20

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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.