Home / 80,208,448.70-110,684,470.56-45,408,357.96

Finding the Fourth Proportional to 80,208,448.70, 110,684,470.56 and 45,408,357.96

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Solution

The fourth proportional to 80,208,448.70, 110,684,470.56 and 45,408,357.96 is: 62,661,728.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,208,448.70 : 110,684,470.56 = 45,408,357.96 : x
  2. Step 2: Convert to fraction form
    80,208,448.70/110,684,470.56 = 45,408,357.96/x
  3. Step 3: Cross multiply
    80,208,448.70x = 110,684,470.56 × 45,408,357.96
  4. Step 4: Simplify right side
    80,208,448.70x = 5,026,000,059,801,562
  5. Step 5: Solve for x
    x = 5,026,000,059,801,562/80,208,448.70
  6. Step 6: Final answer
    x = 62,661,728.80

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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.