Home / 68,445,919.46-102,669,054.21-17,327,943.74

Finding the Fourth Proportional to 68,445,919.46, 102,669,054.21 and 17,327,943.74

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Solution

The fourth proportional to 68,445,919.46, 102,669,054.21 and 17,327,943.74 is: 25,991,959.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,445,919.46 : 102,669,054.21 = 17,327,943.74 : x
  2. Step 2: Convert to fraction form
    68,445,919.46/102,669,054.21 = 17,327,943.74/x
  3. Step 3: Cross multiply
    68,445,919.46x = 102,669,054.21 × 17,327,943.74
  4. Step 4: Simplify right side
    68,445,919.46x = 1,779,043,595,189,889.75
  5. Step 5: Solve for x
    x = 1,779,043,595,189,889.75/68,445,919.46
  6. Step 6: Final answer
    x = 25,991,959.92

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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.