Home / 146,687,007-202,434,368.22-81,496,911

Finding the Fourth Proportional to 146,687,007, 202,434,368.22 and 81,496,911

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Solution

The fourth proportional to 146,687,007, 202,434,368.22 and 81,496,911 is: 112,469,236.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,687,007 : 202,434,368.22 = 81,496,911 : x
  2. Step 2: Convert to fraction form
    146,687,007/202,434,368.22 = 81,496,911/x
  3. Step 3: Cross multiply
    146,687,007x = 202,434,368.22 × 81,496,911
  4. Step 4: Simplify right side
    146,687,007x = 16,497,775,690,166,568
  5. Step 5: Solve for x
    x = 16,497,775,690,166,568/146,687,007
  6. Step 6: Final answer
    x = 112,469,236.56

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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.