Home / 152,167,537.30-209,991,608.49-82,552,918.18

Finding the Fourth Proportional to 152,167,537.30, 209,991,608.49 and 82,552,918.18

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Solution

The fourth proportional to 152,167,537.30, 209,991,608.49 and 82,552,918.18 is: 113,923,247.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,167,537.30 : 209,991,608.49 = 82,552,918.18 : x
  2. Step 2: Convert to fraction form
    152,167,537.30/209,991,608.49 = 82,552,918.18/x
  3. Step 3: Cross multiply
    152,167,537.30x = 209,991,608.49 × 82,552,918.18
  4. Step 4: Simplify right side
    152,167,537.30x = 17,335,420,073,111,606
  5. Step 5: Solve for x
    x = 17,335,420,073,111,606/152,167,537.30
  6. Step 6: Final answer
    x = 113,923,247.90

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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.