Home / 135,331,113.26-186,724,927.94-76,593,778.38

Finding the Fourth Proportional to 135,331,113.26, 186,724,927.94 and 76,593,778.38

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Solution

The fourth proportional to 135,331,113.26, 186,724,927.94 and 76,593,778.38 is: 105,681,298.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,331,113.26 : 186,724,927.94 = 76,593,778.38 : x
  2. Step 2: Convert to fraction form
    135,331,113.26/186,724,927.94 = 76,593,778.38/x
  3. Step 3: Cross multiply
    135,331,113.26x = 186,724,927.94 × 76,593,778.38
  4. Step 4: Simplify right side
    135,331,113.26x = 14,301,967,748,274,860
  5. Step 5: Solve for x
    x = 14,301,967,748,274,860/135,331,113.26
  6. Step 6: Final answer
    x = 105,681,298.29

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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.