Home / 476,739,843.71-714,723,861.78-149,046,680.10

Finding the Fourth Proportional to 476,739,843.71, 714,723,861.78 and 149,046,680.10

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Solution

The fourth proportional to 476,739,843.71, 714,723,861.78 and 149,046,680.10 is: 223,449,372.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,739,843.71 : 714,723,861.78 = 149,046,680.10 : x
  2. Step 2: Convert to fraction form
    476,739,843.71/714,723,861.78 = 149,046,680.10/x
  3. Step 3: Cross multiply
    476,739,843.71x = 714,723,861.78 × 149,046,680.10
  4. Step 4: Simplify right side
    476,739,843.71x = 106,527,218,783,208,224
  5. Step 5: Solve for x
    x = 106,527,218,783,208,224/476,739,843.71
  6. Step 6: Final answer
    x = 223,449,372.21

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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.