Home / 79,977,176.10-119,965,764.15-73,741,601.70

Finding the Fourth Proportional to 79,977,176.10, 119,965,764.15 and 73,741,601.70

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Solution

The fourth proportional to 79,977,176.10, 119,965,764.15 and 73,741,601.70 is: 110,612,402.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,977,176.10 : 119,965,764.15 = 73,741,601.70 : x
  2. Step 2: Convert to fraction form
    79,977,176.10/119,965,764.15 = 73,741,601.70/x
  3. Step 3: Cross multiply
    79,977,176.10x = 119,965,764.15 × 73,741,601.70
  4. Step 4: Simplify right side
    79,977,176.10x = 8,846,467,597,585,440
  5. Step 5: Solve for x
    x = 8,846,467,597,585,440/79,977,176.10
  6. Step 6: Final answer
    x = 110,612,402.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.