Home / 395,672,847.74-546,093,914.55-219,517,596.62

Finding the Fourth Proportional to 395,672,847.74, 546,093,914.55 and 219,517,596.62

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Solution

The fourth proportional to 395,672,847.74, 546,093,914.55 and 219,517,596.62 is: 302,970,558.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,672,847.74 : 546,093,914.55 = 219,517,596.62 : x
  2. Step 2: Convert to fraction form
    395,672,847.74/546,093,914.55 = 219,517,596.62/x
  3. Step 3: Cross multiply
    395,672,847.74x = 546,093,914.55 × 219,517,596.62
  4. Step 4: Simplify right side
    395,672,847.74x = 119,877,223,650,823,648
  5. Step 5: Solve for x
    x = 119,877,223,650,823,648/395,672,847.74
  6. Step 6: Final answer
    x = 302,970,558.47

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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.