Home / 137,136,936.52-205,704,839.48-49,677,974.84

Finding the Fourth Proportional to 137,136,936.52, 205,704,839.48 and 49,677,974.84

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Solution

The fourth proportional to 137,136,936.52, 205,704,839.48 and 49,677,974.84 is: 74,516,757.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,136,936.52 : 205,704,839.48 = 49,677,974.84 : x
  2. Step 2: Convert to fraction form
    137,136,936.52/205,704,839.48 = 49,677,974.84/x
  3. Step 3: Cross multiply
    137,136,936.52x = 205,704,839.48 × 49,677,974.84
  4. Step 4: Simplify right side
    137,136,936.52x = 10,218,999,840,153,678
  5. Step 5: Solve for x
    x = 10,218,999,840,153,678/137,136,936.52
  6. Step 6: Final answer
    x = 74,516,757.48

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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.