Home / 219,180,144.20-302,353,924.96-135,521,532.43

Finding the Fourth Proportional to 219,180,144.20, 302,353,924.96 and 135,521,532.43

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Solution

The fourth proportional to 219,180,144.20, 302,353,924.96 and 135,521,532.43 is: 186,948,810.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,180,144.20 : 302,353,924.96 = 135,521,532.43 : x
  2. Step 2: Convert to fraction form
    219,180,144.20/302,353,924.96 = 135,521,532.43/x
  3. Step 3: Cross multiply
    219,180,144.20x = 302,353,924.96 × 135,521,532.43
  4. Step 4: Simplify right side
    219,180,144.20x = 40,975,467,244,615,048
  5. Step 5: Solve for x
    x = 40,975,467,244,615,048/219,180,144.20
  6. Step 6: Final answer
    x = 186,948,810.51

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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.