Home / 148,586,816.48-222,891,953.54-39,412,019.79

Finding the Fourth Proportional to 148,586,816.48, 222,891,953.54 and 39,412,019.79

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Solution

The fourth proportional to 148,586,816.48, 222,891,953.54 and 39,412,019.79 is: 59,121,140.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,586,816.48 : 222,891,953.54 = 39,412,019.79 : x
  2. Step 2: Convert to fraction form
    148,586,816.48/222,891,953.54 = 39,412,019.79/x
  3. Step 3: Cross multiply
    148,586,816.48x = 222,891,953.54 × 39,412,019.79
  4. Step 4: Simplify right side
    148,586,816.48x = 8,784,622,083,753,180
  5. Step 5: Solve for x
    x = 8,784,622,083,753,180/148,586,816.48
  6. Step 6: Final answer
    x = 59,121,140.71

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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.