Home / 91,882,958.09-126,801,186.90-50,632,507.67

Finding the Fourth Proportional to 91,882,958.09, 126,801,186.90 and 50,632,507.67

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Solution

The fourth proportional to 91,882,958.09, 126,801,186.90 and 50,632,507.67 is: 69,874,351.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,882,958.09 : 126,801,186.90 = 50,632,507.67 : x
  2. Step 2: Convert to fraction form
    91,882,958.09/126,801,186.90 = 50,632,507.67/x
  3. Step 3: Cross multiply
    91,882,958.09x = 126,801,186.90 × 50,632,507.67
  4. Step 4: Simplify right side
    91,882,958.09x = 6,420,262,068,279,354
  5. Step 5: Solve for x
    x = 6,420,262,068,279,354/91,882,958.09
  6. Step 6: Final answer
    x = 69,874,351.04

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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.