Home / 68,164,860.52-102,298,072.46-50,015,953.80

Finding the Fourth Proportional to 68,164,860.52, 102,298,072.46 and 50,015,953.80

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Solution

The fourth proportional to 68,164,860.52, 102,298,072.46 and 50,015,953.80 is: 75,061,191.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,164,860.52 : 102,298,072.46 = 50,015,953.80 : x
  2. Step 2: Convert to fraction form
    68,164,860.52/102,298,072.46 = 50,015,953.80/x
  3. Step 3: Cross multiply
    68,164,860.52x = 102,298,072.46 × 50,015,953.80
  4. Step 4: Simplify right side
    68,164,860.52x = 5,116,535,665,988,412
  5. Step 5: Solve for x
    x = 5,116,535,665,988,412/68,164,860.52
  6. Step 6: Final answer
    x = 75,061,191.75

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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.