Home / 348,712,218.36-523,068,978.78-327,404,087.82

Finding the Fourth Proportional to 348,712,218.36, 523,068,978.78 and 327,404,087.82

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Solution

The fourth proportional to 348,712,218.36, 523,068,978.78 and 327,404,087.82 is: 491,106,743.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,712,218.36 : 523,068,978.78 = 327,404,087.82 : x
  2. Step 2: Convert to fraction form
    348,712,218.36/523,068,978.78 = 327,404,087.82/x
  3. Step 3: Cross multiply
    348,712,218.36x = 523,068,978.78 × 327,404,087.82
  4. Step 4: Simplify right side
    348,712,218.36x = 171,254,921,864,404,832
  5. Step 5: Solve for x
    x = 171,254,921,864,404,832/348,712,218.36
  6. Step 6: Final answer
    x = 491,106,743.18

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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.