Home / 75,702,469.50-104,469,500.79-40,895,159.22

Finding the Fourth Proportional to 75,702,469.50, 104,469,500.79 and 40,895,159.22

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Solution

The fourth proportional to 75,702,469.50, 104,469,500.79 and 40,895,159.22 is: 56,435,369.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,702,469.50 : 104,469,500.79 = 40,895,159.22 : x
  2. Step 2: Convert to fraction form
    75,702,469.50/104,469,500.79 = 40,895,159.22/x
  3. Step 3: Cross multiply
    75,702,469.50x = 104,469,500.79 × 40,895,159.22
  4. Step 4: Simplify right side
    75,702,469.50x = 4,272,296,868,440,966
  5. Step 5: Solve for x
    x = 4,272,296,868,440,966/75,702,469.50
  6. Step 6: Final answer
    x = 56,435,369.90

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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.