Home / 135,759,823.14-187,348,706.81-76,212,843.24

Finding the Fourth Proportional to 135,759,823.14, 187,348,706.81 and 76,212,843.24

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Solution

The fourth proportional to 135,759,823.14, 187,348,706.81 and 76,212,843.24 is: 105,173,808.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,759,823.14 : 187,348,706.81 = 76,212,843.24 : x
  2. Step 2: Convert to fraction form
    135,759,823.14/187,348,706.81 = 76,212,843.24/x
  3. Step 3: Cross multiply
    135,759,823.14x = 187,348,706.81 × 76,212,843.24
  4. Step 4: Simplify right side
    135,759,823.14x = 14,278,377,623,327,250
  5. Step 5: Solve for x
    x = 14,278,377,623,327,250/135,759,823.14
  6. Step 6: Final answer
    x = 105,173,808.37

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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.