Home / 75,109,295.85-112,469,910.72-51,837,847.10

Finding the Fourth Proportional to 75,109,295.85, 112,469,910.72 and 51,837,847.10

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Solution

The fourth proportional to 75,109,295.85, 112,469,910.72 and 51,837,847.10 is: 77,622,855.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,109,295.85 : 112,469,910.72 = 51,837,847.10 : x
  2. Step 2: Convert to fraction form
    75,109,295.85/112,469,910.72 = 51,837,847.10/x
  3. Step 3: Cross multiply
    75,109,295.85x = 112,469,910.72 × 51,837,847.10
  4. Step 4: Simplify right side
    75,109,295.85x = 5,830,198,035,254,011
  5. Step 5: Solve for x
    x = 5,830,198,035,254,011/75,109,295.85
  6. Step 6: Final answer
    x = 77,622,855.72

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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.