Home / 446,589,813.35-669,773,346.33-131,393,122.63

Finding the Fourth Proportional to 446,589,813.35, 669,773,346.33 and 131,393,122.63

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Solution

The fourth proportional to 446,589,813.35, 669,773,346.33 and 131,393,122.63 is: 197,056,916.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,589,813.35 : 669,773,346.33 = 131,393,122.63 : x
  2. Step 2: Convert to fraction form
    446,589,813.35/669,773,346.33 = 131,393,122.63/x
  3. Step 3: Cross multiply
    446,589,813.35x = 669,773,346.33 × 131,393,122.63
  4. Step 4: Simplify right side
    446,589,813.35x = 88,003,611,425,294,288
  5. Step 5: Solve for x
    x = 88,003,611,425,294,288/446,589,813.35
  6. Step 6: Final answer
    x = 197,056,916.20

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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.