Home / 629,856,072.90-944,784,109.35-193,224,147.30

Finding the Fourth Proportional to 629,856,072.90, 944,784,109.35 and 193,224,147.30

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Solution

The fourth proportional to 629,856,072.90, 944,784,109.35 and 193,224,147.30 is: 289,836,220.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,856,072.90 : 944,784,109.35 = 193,224,147.30 : x
  2. Step 2: Convert to fraction form
    629,856,072.90/944,784,109.35 = 193,224,147.30/x
  3. Step 3: Cross multiply
    629,856,072.90x = 944,784,109.35 × 193,224,147.30
  4. Step 4: Simplify right side
    629,856,072.90x = 182,555,103,911,743,712
  5. Step 5: Solve for x
    x = 182,555,103,911,743,712/629,856,072.90
  6. Step 6: Final answer
    x = 289,836,220.95

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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.