Home / 143,449,331.10-215,175,202.13-39,826,616.55

Finding the Fourth Proportional to 143,449,331.10, 215,175,202.13 and 39,826,616.55

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Solution

The fourth proportional to 143,449,331.10, 215,175,202.13 and 39,826,616.55 is: 59,740,259.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,449,331.10 : 215,175,202.13 = 39,826,616.55 : x
  2. Step 2: Convert to fraction form
    143,449,331.10/215,175,202.13 = 39,826,616.55/x
  3. Step 3: Cross multiply
    143,449,331.10x = 215,175,202.13 × 39,826,616.55
  4. Step 4: Simplify right side
    143,449,331.10x = 8,569,700,266,300,252
  5. Step 5: Solve for x
    x = 8,569,700,266,300,252/143,449,331.10
  6. Step 6: Final answer
    x = 59,740,259.51

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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.