Home / 88,398,329.70-121,990,958.82-50,727,632.52

Finding the Fourth Proportional to 88,398,329.70, 121,990,958.82 and 50,727,632.52

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Solution

The fourth proportional to 88,398,329.70, 121,990,958.82 and 50,727,632.52 is: 70,004,858.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,398,329.70 : 121,990,958.82 = 50,727,632.52 : x
  2. Step 2: Convert to fraction form
    88,398,329.70/121,990,958.82 = 50,727,632.52/x
  3. Step 3: Cross multiply
    88,398,329.70x = 121,990,958.82 × 50,727,632.52
  4. Step 4: Simplify right side
    88,398,329.70x = 6,188,312,529,783,413
  5. Step 5: Solve for x
    x = 6,188,312,529,783,413/88,398,329.70
  6. Step 6: Final answer
    x = 70,004,858.13

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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.