Home / 192,119,417.73-288,179,168.17-69,297,724.97

Finding the Fourth Proportional to 192,119,417.73, 288,179,168.17 and 69,297,724.97

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Solution

The fourth proportional to 192,119,417.73, 288,179,168.17 and 69,297,724.97 is: 103,946,602.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,119,417.73 : 288,179,168.17 = 69,297,724.97 : x
  2. Step 2: Convert to fraction form
    192,119,417.73/288,179,168.17 = 69,297,724.97/x
  3. Step 3: Cross multiply
    192,119,417.73x = 288,179,168.17 × 69,297,724.97
  4. Step 4: Simplify right side
    192,119,417.73x = 19,970,160,736,861,104
  5. Step 5: Solve for x
    x = 19,970,160,736,861,104/192,119,417.73
  6. Step 6: Final answer
    x = 103,946,602.45

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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.