Home / 135,578,902.68-187,100,935.70-76,053,393.88

Finding the Fourth Proportional to 135,578,902.68, 187,100,935.70 and 76,053,393.88

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Solution

The fourth proportional to 135,578,902.68, 187,100,935.70 and 76,053,393.88 is: 104,954,833.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,578,902.68 : 187,100,935.70 = 76,053,393.88 : x
  2. Step 2: Convert to fraction form
    135,578,902.68/187,100,935.70 = 76,053,393.88/x
  3. Step 3: Cross multiply
    135,578,902.68x = 187,100,935.70 × 76,053,393.88
  4. Step 4: Simplify right side
    135,578,902.68x = 14,229,661,158,108,652
  5. Step 5: Solve for x
    x = 14,229,661,158,108,652/135,578,902.68
  6. Step 6: Final answer
    x = 104,954,833.51

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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.