Home / 73,215,563.20-101,037,199.94-40,176,365.12

Finding the Fourth Proportional to 73,215,563.20, 101,037,199.94 and 40,176,365.12

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Solution

The fourth proportional to 73,215,563.20, 101,037,199.94 and 40,176,365.12 is: 55,443,231.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,215,563.20 : 101,037,199.94 = 40,176,365.12 : x
  2. Step 2: Convert to fraction form
    73,215,563.20/101,037,199.94 = 40,176,365.12/x
  3. Step 3: Cross multiply
    73,215,563.20x = 101,037,199.94 × 40,176,365.12
  4. Step 4: Simplify right side
    73,215,563.20x = 4,059,307,435,491,881.50
  5. Step 5: Solve for x
    x = 4,059,307,435,491,881.50/73,215,563.20
  6. Step 6: Final answer
    x = 55,443,231.71

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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.