Home / 80,197,461.56-110,672,578.86-43,528,040.12

Finding the Fourth Proportional to 80,197,461.56, 110,672,578.86 and 43,528,040.12

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Solution

The fourth proportional to 80,197,461.56, 110,672,578.86 and 43,528,040.12 is: 60,068,739.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,197,461.56 : 110,672,578.86 = 43,528,040.12 : x
  2. Step 2: Convert to fraction form
    80,197,461.56/110,672,578.86 = 43,528,040.12/x
  3. Step 3: Cross multiply
    80,197,461.56x = 110,672,578.86 × 43,528,040.12
  4. Step 4: Simplify right side
    80,197,461.56x = 4,817,360,452,801,944
  5. Step 5: Solve for x
    x = 4,817,360,452,801,944/80,197,461.56
  6. Step 6: Final answer
    x = 60,068,739.82

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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.