Home / 101,234,311.44-139,702,604.76-54,823,488.72

Finding the Fourth Proportional to 101,234,311.44, 139,702,604.76 and 54,823,488.72

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Solution

The fourth proportional to 101,234,311.44, 139,702,604.76 and 54,823,488.72 is: 75,656,010.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,234,311.44 : 139,702,604.76 = 54,823,488.72 : x
  2. Step 2: Convert to fraction form
    101,234,311.44/139,702,604.76 = 54,823,488.72/x
  3. Step 3: Cross multiply
    101,234,311.44x = 139,702,604.76 × 54,823,488.72
  4. Step 4: Simplify right side
    101,234,311.44x = 7,658,984,176,214,478
  5. Step 5: Solve for x
    x = 7,658,984,176,214,478/101,234,311.44
  6. Step 6: Final answer
    x = 75,656,010.96

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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.