Home / 476,696,122.78-714,658,265.34-149,002,909.96

Finding the Fourth Proportional to 476,696,122.78, 714,658,265.34 and 149,002,909.96

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Solution

The fourth proportional to 476,696,122.78, 714,658,265.34 and 149,002,909.96 is: 223,383,736.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,696,122.78 : 714,658,265.34 = 149,002,909.96 : x
  2. Step 2: Convert to fraction form
    476,696,122.78/714,658,265.34 = 149,002,909.96/x
  3. Step 3: Cross multiply
    476,696,122.78x = 714,658,265.34 × 149,002,909.96
  4. Step 4: Simplify right side
    476,696,122.78x = 106,486,161,162,625,824
  5. Step 5: Solve for x
    x = 106,486,161,162,625,824/476,696,122.78
  6. Step 6: Final answer
    x = 223,383,736.67

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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.