Home / 135,578,904.37-187,100,938.04-76,053,395.56

Finding the Fourth Proportional to 135,578,904.37, 187,100,938.04 and 76,053,395.56

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Solution

The fourth proportional to 135,578,904.37, 187,100,938.04 and 76,053,395.56 is: 104,954,835.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,578,904.37 : 187,100,938.04 = 76,053,395.56 : x
  2. Step 2: Convert to fraction form
    135,578,904.37/187,100,938.04 = 76,053,395.56/x
  3. Step 3: Cross multiply
    135,578,904.37x = 187,100,938.04 × 76,053,395.56
  4. Step 4: Simplify right side
    135,578,904.37x = 14,229,661,650,403,170
  5. Step 5: Solve for x
    x = 14,229,661,650,403,170/135,578,904.37
  6. Step 6: Final answer
    x = 104,954,835.83

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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.