Home / 92,934,469.20-139,401,703.80-82,890,234.30

Finding the Fourth Proportional to 92,934,469.20, 139,401,703.80 and 82,890,234.30

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Solution

The fourth proportional to 92,934,469.20, 139,401,703.80 and 82,890,234.30 is: 124,335,351.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,934,469.20 : 139,401,703.80 = 82,890,234.30 : x
  2. Step 2: Convert to fraction form
    92,934,469.20/139,401,703.80 = 82,890,234.30/x
  3. Step 3: Cross multiply
    92,934,469.20x = 139,401,703.80 × 82,890,234.30
  4. Step 4: Simplify right side
    92,934,469.20x = 11,555,039,889,801,200
  5. Step 5: Solve for x
    x = 11,555,039,889,801,200/92,934,469.20
  6. Step 6: Final answer
    x = 124,335,351.45

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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.