Home / 448,040,219.60-671,304,502.20-217,512,923.60

Finding the Fourth Proportional to 448,040,219.60, 671,304,502.20 and 217,512,923.60

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Solution

The fourth proportional to 448,040,219.60, 671,304,502.20 and 217,512,923.60 is: 325,902,449.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,040,219.60 : 671,304,502.20 = 217,512,923.60 : x
  2. Step 2: Convert to fraction form
    448,040,219.60/671,304,502.20 = 217,512,923.60/x
  3. Step 3: Cross multiply
    448,040,219.60x = 671,304,502.20 × 217,512,923.60
  4. Step 4: Simplify right side
    448,040,219.60x = 146,017,404,899,364,640
  5. Step 5: Solve for x
    x = 146,017,404,899,364,640/448,040,219.60
  6. Step 6: Final answer
    x = 325,902,449.18

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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.