Home / 192,016,762.57-287,992,657.54-53,810,561.33

Finding the Fourth Proportional to 192,016,762.57, 287,992,657.54 and 53,810,561.33

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Solution

The fourth proportional to 192,016,762.57, 287,992,657.54 and 53,810,561.33 is: 80,706,738.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,016,762.57 : 287,992,657.54 = 53,810,561.33 : x
  2. Step 2: Convert to fraction form
    192,016,762.57/287,992,657.54 = 53,810,561.33/x
  3. Step 3: Cross multiply
    192,016,762.57x = 287,992,657.54 × 53,810,561.33
  4. Step 4: Simplify right side
    192,016,762.57x = 15,497,046,560,876,806
  5. Step 5: Solve for x
    x = 15,497,046,560,876,806/192,016,762.57
  6. Step 6: Final answer
    x = 80,706,738.07

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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.