Home / 511,820,627,353.56-705,972,372,607.26-329,148,679,479.48

Finding the Fourth Proportional to 511,820,627,353.56, 705,972,372,607.26 and 329,148,679,479.48

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Solution

The fourth proportional to 511,820,627,353.56, 705,972,372,607.26 and 329,148,679,479.48 is: 454,006,465,886.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,820,627,353.56 : 705,972,372,607.26 = 329,148,679,479.48 : x
  2. Step 2: Convert to fraction form
    511,820,627,353.56/705,972,372,607.26 = 329,148,679,479.48/x
  3. Step 3: Cross multiply
    511,820,627,353.56x = 705,972,372,607.26 × 329,148,679,479.48
  4. Step 4: Simplify right side
    511,820,627,353.56x = 232,369,874,192,675,020,734,464
  5. Step 5: Solve for x
    x = 232,369,874,192,675,020,734,464/511,820,627,353.56
  6. Step 6: Final answer
    x = 454,006,465,886.65

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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.