Home / 68,445,912.96-102,669,044.45-17,327,937.24

Finding the Fourth Proportional to 68,445,912.96, 102,669,044.45 and 17,327,937.24

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Solution

The fourth proportional to 68,445,912.96, 102,669,044.45 and 17,327,937.24 is: 25,991,950.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,445,912.96 : 102,669,044.45 = 17,327,937.24 : x
  2. Step 2: Convert to fraction form
    68,445,912.96/102,669,044.45 = 17,327,937.24/x
  3. Step 3: Cross multiply
    68,445,912.96x = 102,669,044.45 × 17,327,937.24
  4. Step 4: Simplify right side
    68,445,912.96x = 1,779,042,758,633,730.25
  5. Step 5: Solve for x
    x = 1,779,042,758,633,730.25/68,445,912.96
  6. Step 6: Final answer
    x = 25,991,950.16

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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.