Home / 36,224,669,769.72-54,361,825,035.39-12,642,906,709.68

Finding the Fourth Proportional to 36,224,669,769.72, 54,361,825,035.39 and 12,642,906,709.68

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Solution

The fourth proportional to 36,224,669,769.72, 54,361,825,035.39 and 12,642,906,709.68 is: 18,973,022,717.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,224,669,769.72 : 54,361,825,035.39 = 12,642,906,709.68 : x
  2. Step 2: Convert to fraction form
    36,224,669,769.72/54,361,825,035.39 = 12,642,906,709.68/x
  3. Step 3: Cross multiply
    36,224,669,769.72x = 54,361,825,035.39 × 12,642,906,709.68
  4. Step 4: Simplify right side
    36,224,669,769.72x = 687,291,482,490,382,450,688
  5. Step 5: Solve for x
    x = 687,291,482,490,382,450,688/36,224,669,769.72
  6. Step 6: Final answer
    x = 18,973,022,717.93

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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.