Home / 77,542,768.26-107,027,255.70-48,196,264.50

Finding the Fourth Proportional to 77,542,768.26, 107,027,255.70 and 48,196,264.50

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Solution

The fourth proportional to 77,542,768.26, 107,027,255.70 and 48,196,264.50 is: 66,522,179.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,542,768.26 : 107,027,255.70 = 48,196,264.50 : x
  2. Step 2: Convert to fraction form
    77,542,768.26/107,027,255.70 = 48,196,264.50/x
  3. Step 3: Cross multiply
    77,542,768.26x = 107,027,255.70 × 48,196,264.50
  4. Step 4: Simplify right side
    77,542,768.26x = 5,158,313,924,426,333
  5. Step 5: Solve for x
    x = 5,158,313,924,426,333/77,542,768.26
  6. Step 6: Final answer
    x = 66,522,179.18

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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.