Home / 45,337,845.60-68,006,768.40-42,503,493.60

Finding the Fourth Proportional to 45,337,845.60, 68,006,768.40 and 42,503,493.60

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Solution

The fourth proportional to 45,337,845.60, 68,006,768.40 and 42,503,493.60 is: 63,755,240.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,337,845.60 : 68,006,768.40 = 42,503,493.60 : x
  2. Step 2: Convert to fraction form
    45,337,845.60/68,006,768.40 = 42,503,493.60/x
  3. Step 3: Cross multiply
    45,337,845.60x = 68,006,768.40 × 42,503,493.60
  4. Step 4: Simplify right side
    45,337,845.60x = 2,890,525,245,446,082.50
  5. Step 5: Solve for x
    x = 2,890,525,245,446,082.50/45,337,845.60
  6. Step 6: Final answer
    x = 63,755,240.40

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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.