Home / 135,960,340.61-187,625,296.94-74,080,679.37

Finding the Fourth Proportional to 135,960,340.61, 187,625,296.94 and 74,080,679.37

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Solution

The fourth proportional to 135,960,340.61, 187,625,296.94 and 74,080,679.37 is: 102,231,352.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,960,340.61 : 187,625,296.94 = 74,080,679.37 : x
  2. Step 2: Convert to fraction form
    135,960,340.61/187,625,296.94 = 74,080,679.37/x
  3. Step 3: Cross multiply
    135,960,340.61x = 187,625,296.94 × 74,080,679.37
  4. Step 4: Simplify right side
    135,960,340.61x = 13,899,409,463,942,780
  5. Step 5: Solve for x
    x = 13,899,409,463,942,780/135,960,340.61
  6. Step 6: Final answer
    x = 102,231,352.19

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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.