Home / 480,147,945.82-662,601,562.81-268,454,734.79

Finding the Fourth Proportional to 480,147,945.82, 662,601,562.81 and 268,454,734.79

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Solution

The fourth proportional to 480,147,945.82, 662,601,562.81 and 268,454,734.79 is: 370,466,078.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,147,945.82 : 662,601,562.81 = 268,454,734.79 : x
  2. Step 2: Convert to fraction form
    480,147,945.82/662,601,562.81 = 268,454,734.79/x
  3. Step 3: Cross multiply
    480,147,945.82x = 662,601,562.81 × 268,454,734.79
  4. Step 4: Simplify right side
    480,147,945.82x = 177,878,526,811,613,952
  5. Step 5: Solve for x
    x = 177,878,526,811,613,952/480,147,945.82
  6. Step 6: Final answer
    x = 370,466,078.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.