Home / 379,842,523.65-569,466,136.56-149,983,662.33

Finding the Fourth Proportional to 379,842,523.65, 569,466,136.56 and 149,983,662.33

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Solution

The fourth proportional to 379,842,523.65, 569,466,136.56 and 149,983,662.33 is: 224,857,964.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,842,523.65 : 569,466,136.56 = 149,983,662.33 : x
  2. Step 2: Convert to fraction form
    379,842,523.65/569,466,136.56 = 149,983,662.33/x
  3. Step 3: Cross multiply
    379,842,523.65x = 569,466,136.56 × 149,983,662.33
  4. Step 4: Simplify right side
    379,842,523.65x = 85,410,616,734,184,704
  5. Step 5: Solve for x
    x = 85,410,616,734,184,704/379,842,523.65
  6. Step 6: Final answer
    x = 224,857,964.59

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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.