Home / 81,639,049.10-112,661,893.85-44,969,620.10

Finding the Fourth Proportional to 81,639,049.10, 112,661,893.85 and 44,969,620.10

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Solution

The fourth proportional to 81,639,049.10, 112,661,893.85 and 44,969,620.10 is: 62,058,079.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,639,049.10 : 112,661,893.85 = 44,969,620.10 : x
  2. Step 2: Convert to fraction form
    81,639,049.10/112,661,893.85 = 44,969,620.10/x
  3. Step 3: Cross multiply
    81,639,049.10x = 112,661,893.85 × 44,969,620.10
  4. Step 4: Simplify right side
    81,639,049.10x = 5,066,362,565,392,869
  5. Step 5: Solve for x
    x = 5,066,362,565,392,869/81,639,049.10
  6. Step 6: Final answer
    x = 62,058,079.09

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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.