Home / 167,195,088.52-230,806,437.21-100,245,729.06

Finding the Fourth Proportional to 167,195,088.52, 230,806,437.21 and 100,245,729.06

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Solution

The fourth proportional to 167,195,088.52, 230,806,437.21 and 100,245,729.06 is: 138,385,402.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,195,088.52 : 230,806,437.21 = 100,245,729.06 : x
  2. Step 2: Convert to fraction form
    167,195,088.52/230,806,437.21 = 100,245,729.06/x
  3. Step 3: Cross multiply
    167,195,088.52x = 230,806,437.21 × 100,245,729.06
  4. Step 4: Simplify right side
    167,195,088.52x = 23,137,359,569,857,564
  5. Step 5: Solve for x
    x = 23,137,359,569,857,564/167,195,088.52
  6. Step 6: Final answer
    x = 138,385,402.19

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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.