Home / 80,342,074.76-110,769,420.80-52,034,431.28

Finding the Fourth Proportional to 80,342,074.76, 110,769,420.80 and 52,034,431.28

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Solution

The fourth proportional to 80,342,074.76, 110,769,420.80 and 52,034,431.28 is: 71,741,037.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,342,074.76 : 110,769,420.80 = 52,034,431.28 : x
  2. Step 2: Convert to fraction form
    80,342,074.76/110,769,420.80 = 52,034,431.28/x
  3. Step 3: Cross multiply
    80,342,074.76x = 110,769,420.80 × 52,034,431.28
  4. Step 4: Simplify right side
    80,342,074.76x = 5,763,823,814,282,831
  5. Step 5: Solve for x
    x = 5,763,823,814,282,831/80,342,074.76
  6. Step 6: Final answer
    x = 71,741,037.70

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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.