Home / 192,622,073.40-288,933,110.10-123,747,319.80

Finding the Fourth Proportional to 192,622,073.40, 288,933,110.10 and 123,747,319.80

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Solution

The fourth proportional to 192,622,073.40, 288,933,110.10 and 123,747,319.80 is: 185,620,979.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,622,073.40 : 288,933,110.10 = 123,747,319.80 : x
  2. Step 2: Convert to fraction form
    192,622,073.40/288,933,110.10 = 123,747,319.80/x
  3. Step 3: Cross multiply
    192,622,073.40x = 288,933,110.10 × 123,747,319.80
  4. Step 4: Simplify right side
    192,622,073.40x = 35,754,697,976,353,312
  5. Step 5: Solve for x
    x = 35,754,697,976,353,312/192,622,073.40
  6. Step 6: Final answer
    x = 185,620,979.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.