Home / 353,087,321.23-487,327,962.04-233,799,513.85

Finding the Fourth Proportional to 353,087,321.23, 487,327,962.04 and 233,799,513.85

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Solution

The fourth proportional to 353,087,321.23, 487,327,962.04 and 233,799,513.85 is: 322,687,997.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,087,321.23 : 487,327,962.04 = 233,799,513.85 : x
  2. Step 2: Convert to fraction form
    353,087,321.23/487,327,962.04 = 233,799,513.85/x
  3. Step 3: Cross multiply
    353,087,321.23x = 487,327,962.04 × 233,799,513.85
  4. Step 4: Simplify right side
    353,087,321.23x = 113,937,040,611,801,872
  5. Step 5: Solve for x
    x = 113,937,040,611,801,872/353,087,321.23
  6. Step 6: Final answer
    x = 322,687,997.45

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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.