Home / 68,614,427,191.50-94,690,208,766.11-38,131,895,363.83

Finding the Fourth Proportional to 68,614,427,191.50, 94,690,208,766.11 and 38,131,895,363.83

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Solution

The fourth proportional to 68,614,427,191.50, 94,690,208,766.11 and 38,131,895,363.83 is: 52,623,293,386.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,614,427,191.50 : 94,690,208,766.11 = 38,131,895,363.83 : x
  2. Step 2: Convert to fraction form
    68,614,427,191.50/94,690,208,766.11 = 38,131,895,363.83/x
  3. Step 3: Cross multiply
    68,614,427,191.50x = 94,690,208,766.11 × 38,131,895,363.83
  4. Step 4: Simplify right side
    68,614,427,191.50x = 3,610,717,132,647,954,907,136
  5. Step 5: Solve for x
    x = 3,610,717,132,647,954,907,136/68,614,427,191.50
  6. Step 6: Final answer
    x = 52,623,293,386.54

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1.5x scale

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.