Home / 192,456,151.40-288,684,227.10-172,972,605.80

Finding the Fourth Proportional to 192,456,151.40, 288,684,227.10 and 172,972,605.80

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Solution

The fourth proportional to 192,456,151.40, 288,684,227.10 and 172,972,605.80 is: 259,458,908.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,456,151.40 : 288,684,227.10 = 172,972,605.80 : x
  2. Step 2: Convert to fraction form
    192,456,151.40/288,684,227.10 = 172,972,605.80/x
  3. Step 3: Cross multiply
    192,456,151.40x = 288,684,227.10 × 172,972,605.80
  4. Step 4: Simplify right side
    192,456,151.40x = 49,934,463,014,845,984
  5. Step 5: Solve for x
    x = 49,934,463,014,845,984/192,456,151.40
  6. Step 6: Final answer
    x = 259,458,908.70

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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.