Home / 68,121,180.90-102,198,042.63-22,683,369.06

Finding the Fourth Proportional to 68,121,180.90, 102,198,042.63 and 22,683,369.06

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Solution

The fourth proportional to 68,121,180.90, 102,198,042.63 and 22,683,369.06 is: 34,030,471.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,121,180.90 : 102,198,042.63 = 22,683,369.06 : x
  2. Step 2: Convert to fraction form
    68,121,180.90/102,198,042.63 = 22,683,369.06/x
  3. Step 3: Cross multiply
    68,121,180.90x = 102,198,042.63 × 22,683,369.06
  4. Step 4: Simplify right side
    68,121,180.90x = 2,318,195,918,185,903
  5. Step 5: Solve for x
    x = 2,318,195,918,185,903/68,121,180.90
  6. Step 6: Final answer
    x = 34,030,471.69

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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.