Home / 140,783,451,720.62-194,284,845,486.94-76,557,932,318.48

Finding the Fourth Proportional to 140,783,451,720.62, 194,284,845,486.94 and 76,557,932,318.48

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Solution

The fourth proportional to 140,783,451,720.62, 194,284,845,486.94 and 76,557,932,318.48 is: 105,651,948,929.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,783,451,720.62 : 194,284,845,486.94 = 76,557,932,318.48 : x
  2. Step 2: Convert to fraction form
    140,783,451,720.62/194,284,845,486.94 = 76,557,932,318.48/x
  3. Step 3: Cross multiply
    140,783,451,720.62x = 194,284,845,486.94 × 76,557,932,318.48
  4. Step 4: Simplify right side
    140,783,451,720.62x = 14,874,046,051,295,495,716,864
  5. Step 5: Solve for x
    x = 14,874,046,051,295,495,716,864/140,783,451,720.62
  6. Step 6: Final answer
    x = 105,651,948,929.43

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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.