Home / 139,745,089.97-209,656,522.46-60,968,490.26

Finding the Fourth Proportional to 139,745,089.97, 209,656,522.46 and 60,968,490.26

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Solution

The fourth proportional to 139,745,089.97, 209,656,522.46 and 60,968,490.26 is: 91,469,701.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,745,089.97 : 209,656,522.46 = 60,968,490.26 : x
  2. Step 2: Convert to fraction form
    139,745,089.97/209,656,522.46 = 60,968,490.26/x
  3. Step 3: Cross multiply
    139,745,089.97x = 209,656,522.46 × 60,968,490.26
  4. Step 4: Simplify right side
    139,745,089.97x = 12,782,441,647,702,184
  5. Step 5: Solve for x
    x = 12,782,441,647,702,184/139,745,089.97
  6. Step 6: Final answer
    x = 91,469,701.37

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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.