Home / 186,946,761.50-257,987,331.38-102,175,592.69

Finding the Fourth Proportional to 186,946,761.50, 257,987,331.38 and 102,175,592.69

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Solution

The fourth proportional to 186,946,761.50, 257,987,331.38 and 102,175,592.69 is: 141,002,755.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,946,761.50 : 257,987,331.38 = 102,175,592.69 : x
  2. Step 2: Convert to fraction form
    186,946,761.50/257,987,331.38 = 102,175,592.69/x
  3. Step 3: Cross multiply
    186,946,761.50x = 257,987,331.38 × 102,175,592.69
  4. Step 4: Simplify right side
    186,946,761.50x = 26,360,008,489,228,436
  5. Step 5: Solve for x
    x = 26,360,008,489,228,436/186,946,761.50
  6. Step 6: Final answer
    x = 141,002,755.43

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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.