Home / 541,437,511,791.30-747,201,685,301.92-297,575,624,455.78

Finding the Fourth Proportional to 541,437,511,791.30, 747,201,685,301.92 and 297,575,624,455.78

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Solution

The fourth proportional to 541,437,511,791.30, 747,201,685,301.92 and 297,575,624,455.78 is: 410,664,210,099.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,437,511,791.30 : 747,201,685,301.92 = 297,575,624,455.78 : x
  2. Step 2: Convert to fraction form
    541,437,511,791.30/747,201,685,301.92 = 297,575,624,455.78/x
  3. Step 3: Cross multiply
    541,437,511,791.30x = 747,201,685,301.92 × 297,575,624,455.78
  4. Step 4: Simplify right side
    541,437,511,791.30x = 222,349,008,098,130,099,437,568
  5. Step 5: Solve for x
    x = 222,349,008,098,130,099,437,568/541,437,511,791.30
  6. Step 6: Final answer
    x = 410,664,210,099.72

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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.