Home / 68,812,583.68-103,282,638.72-34,757,799.04

Finding the Fourth Proportional to 68,812,583.68, 103,282,638.72 and 34,757,799.04

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Solution

The fourth proportional to 68,812,583.68, 103,282,638.72 and 34,757,799.04 is: 52,168,905.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,812,583.68 : 103,282,638.72 = 34,757,799.04 : x
  2. Step 2: Convert to fraction form
    68,812,583.68/103,282,638.72 = 34,757,799.04/x
  3. Step 3: Cross multiply
    68,812,583.68x = 103,282,638.72 × 34,757,799.04
  4. Step 4: Simplify right side
    68,812,583.68x = 3,589,877,200,950,682.50
  5. Step 5: Solve for x
    x = 3,589,877,200,950,682.50/68,812,583.68
  6. Step 6: Final answer
    x = 52,168,905.87

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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.