Home / 146,899,456.80-220,160,228.40-89,330,618.40

Finding the Fourth Proportional to 146,899,456.80, 220,160,228.40 and 89,330,618.40

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Solution

The fourth proportional to 146,899,456.80, 220,160,228.40 and 89,330,618.40 is: 133,881,021.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,899,456.80 : 220,160,228.40 = 89,330,618.40 : x
  2. Step 2: Convert to fraction form
    146,899,456.80/220,160,228.40 = 89,330,618.40/x
  3. Step 3: Cross multiply
    146,899,456.80x = 220,160,228.40 × 89,330,618.40
  4. Step 4: Simplify right side
    146,899,456.80x = 19,667,049,350,057,244
  5. Step 5: Solve for x
    x = 19,667,049,350,057,244/146,899,456.80
  6. Step 6: Final answer
    x = 133,881,021.61

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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.