Home / 135,803,936.58-187,413,953.61-76,275,706.69

Finding the Fourth Proportional to 135,803,936.58, 187,413,953.61 and 76,275,706.69

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Solution

The fourth proportional to 135,803,936.58, 187,413,953.61 and 76,275,706.69 is: 105,263,014.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,803,936.58 : 187,413,953.61 = 76,275,706.69 : x
  2. Step 2: Convert to fraction form
    135,803,936.58/187,413,953.61 = 76,275,706.69/x
  3. Step 3: Cross multiply
    135,803,936.58x = 187,413,953.61 × 76,275,706.69
  4. Step 4: Simplify right side
    135,803,936.58x = 14,295,131,755,689,928
  5. Step 5: Solve for x
    x = 14,295,131,755,689,928/135,803,936.58
  6. Step 6: Final answer
    x = 105,263,014.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.