Home / 143,707,232.13-215,557,753.26-40,073,676.29

Finding the Fourth Proportional to 143,707,232.13, 215,557,753.26 and 40,073,676.29

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Solution

The fourth proportional to 143,707,232.13, 215,557,753.26 and 40,073,676.29 is: 60,109,651.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,707,232.13 : 215,557,753.26 = 40,073,676.29 : x
  2. Step 2: Convert to fraction form
    143,707,232.13/215,557,753.26 = 40,073,676.29/x
  3. Step 3: Cross multiply
    143,707,232.13x = 215,557,753.26 × 40,073,676.29
  4. Step 4: Simplify right side
    143,707,232.13x = 8,638,191,626,695,866
  5. Step 5: Solve for x
    x = 8,638,191,626,695,866/143,707,232.13
  6. Step 6: Final answer
    x = 60,109,651.40

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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.