Home / 123,741,372.56-185,610,876.84-75,232,619.12

Finding the Fourth Proportional to 123,741,372.56, 185,610,876.84 and 75,232,619.12

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Solution

The fourth proportional to 123,741,372.56, 185,610,876.84 and 75,232,619.12 is: 112,848,210.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,741,372.56 : 185,610,876.84 = 75,232,619.12 : x
  2. Step 2: Convert to fraction form
    123,741,372.56/185,610,876.84 = 75,232,619.12/x
  3. Step 3: Cross multiply
    123,741,372.56x = 185,610,876.84 × 75,232,619.12
  4. Step 4: Simplify right side
    123,741,372.56x = 13,963,992,401,832,950
  5. Step 5: Solve for x
    x = 13,963,992,401,832,950/123,741,372.56
  6. Step 6: Final answer
    x = 112,848,210.04

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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.