Home / 105,733,508.19-158,632,733.46-50,471,859.81

Finding the Fourth Proportional to 105,733,508.19, 158,632,733.46 and 50,471,859.81

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Solution

The fourth proportional to 105,733,508.19, 158,632,733.46 and 50,471,859.81 is: 75,723,289.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,733,508.19 : 158,632,733.46 = 50,471,859.81 : x
  2. Step 2: Convert to fraction form
    105,733,508.19/158,632,733.46 = 50,471,859.81/x
  3. Step 3: Cross multiply
    105,733,508.19x = 158,632,733.46 × 50,471,859.81
  4. Step 4: Simplify right side
    105,733,508.19x = 8,006,489,084,470,217
  5. Step 5: Solve for x
    x = 8,006,489,084,470,217/105,733,508.19
  6. Step 6: Final answer
    x = 75,723,289.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.