Home / 134,936,883.26-186,180,870.09-82,012,666.97

Finding the Fourth Proportional to 134,936,883.26, 186,180,870.09 and 82,012,666.97

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Solution

The fourth proportional to 134,936,883.26, 186,180,870.09 and 82,012,666.97 is: 113,158,013.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,936,883.26 : 186,180,870.09 = 82,012,666.97 : x
  2. Step 2: Convert to fraction form
    134,936,883.26/186,180,870.09 = 82,012,666.97/x
  3. Step 3: Cross multiply
    134,936,883.26x = 186,180,870.09 × 82,012,666.97
  4. Step 4: Simplify right side
    134,936,883.26x = 15,269,189,695,649,002
  5. Step 5: Solve for x
    x = 15,269,189,695,649,002/134,936,883.26
  6. Step 6: Final answer
    x = 113,158,013.78

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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.