Home / 192,456,149.80-288,684,224.70-178,851,260.20

Finding the Fourth Proportional to 192,456,149.80, 288,684,224.70 and 178,851,260.20

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Solution

The fourth proportional to 192,456,149.80, 288,684,224.70 and 178,851,260.20 is: 268,276,890.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,456,149.80 : 288,684,224.70 = 178,851,260.20 : x
  2. Step 2: Convert to fraction form
    192,456,149.80/288,684,224.70 = 178,851,260.20/x
  3. Step 3: Cross multiply
    192,456,149.80x = 288,684,224.70 × 178,851,260.20
  4. Step 4: Simplify right side
    192,456,149.80x = 51,631,537,387,454,960
  5. Step 5: Solve for x
    x = 51,631,537,387,454,960/192,456,149.80
  6. Step 6: Final answer
    x = 268,276,890.30

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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.