Home / 80,255,809.26-110,753,667.63-43,586,642.70

Finding the Fourth Proportional to 80,255,809.26, 110,753,667.63 and 43,586,642.70

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Solution

The fourth proportional to 80,255,809.26, 110,753,667.63 and 43,586,642.70 is: 60,149,920.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,255,809.26 : 110,753,667.63 = 43,586,642.70 : x
  2. Step 2: Convert to fraction form
    80,255,809.26/110,753,667.63 = 43,586,642.70/x
  3. Step 3: Cross multiply
    80,255,809.26x = 110,753,667.63 × 43,586,642.70
  4. Step 4: Simplify right side
    80,255,809.26x = 4,827,380,538,703,366
  5. Step 5: Solve for x
    x = 4,827,380,538,703,366/80,255,809.26
  6. Step 6: Final answer
    x = 60,149,920.40

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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.