Home / 156,494,234,958.45-234,754,874,492.42-43,173,960,978.63

Finding the Fourth Proportional to 156,494,234,958.45, 234,754,874,492.42 and 43,173,960,978.63

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Solution

The fourth proportional to 156,494,234,958.45, 234,754,874,492.42 and 43,173,960,978.63 is: 64,764,671,961.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,494,234,958.45 : 234,754,874,492.42 = 43,173,960,978.63 : x
  2. Step 2: Convert to fraction form
    156,494,234,958.45/234,754,874,492.42 = 43,173,960,978.63/x
  3. Step 3: Cross multiply
    156,494,234,958.45x = 234,754,874,492.42 × 43,173,960,978.63
  4. Step 4: Simplify right side
    156,494,234,958.45x = 10,135,297,790,878,454,644,736
  5. Step 5: Solve for x
    x = 10,135,297,790,878,454,644,736/156,494,234,958.45
  6. Step 6: Final answer
    x = 64,764,671,961.04

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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.