Home / 168,033,972.22-251,907,193.15-64,477,492.43

Finding the Fourth Proportional to 168,033,972.22, 251,907,193.15 and 64,477,492.43

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Solution

The fourth proportional to 168,033,972.22, 251,907,193.15 and 64,477,492.43 is: 96,661,073.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,033,972.22 : 251,907,193.15 = 64,477,492.43 : x
  2. Step 2: Convert to fraction form
    168,033,972.22/251,907,193.15 = 64,477,492.43/x
  3. Step 3: Cross multiply
    168,033,972.22x = 251,907,193.15 × 64,477,492.43
  4. Step 4: Simplify right side
    168,033,972.22x = 16,242,344,137,970,942
  5. Step 5: Solve for x
    x = 16,242,344,137,970,942/168,033,972.22
  6. Step 6: Final answer
    x = 96,661,073.49

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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.