Home / 75,351,205.94-103,977,556.88-42,305,000.90

Finding the Fourth Proportional to 75,351,205.94, 103,977,556.88 and 42,305,000.90

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Solution

The fourth proportional to 75,351,205.94, 103,977,556.88 and 42,305,000.90 is: 58,376,910.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,351,205.94 : 103,977,556.88 = 42,305,000.90 : x
  2. Step 2: Convert to fraction form
    75,351,205.94/103,977,556.88 = 42,305,000.90/x
  3. Step 3: Cross multiply
    75,351,205.94x = 103,977,556.88 × 42,305,000.90
  4. Step 4: Simplify right side
    75,351,205.94x = 4,398,770,636,656,788.50
  5. Step 5: Solve for x
    x = 4,398,770,636,656,788.50/75,351,205.94
  6. Step 6: Final answer
    x = 58,376,910.92

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.