Home / 131,821,692.12-197,740,759.50-34,777,492.80

Finding the Fourth Proportional to 131,821,692.12, 197,740,759.50 and 34,777,492.80

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Solution

The fourth proportional to 131,821,692.12, 197,740,759.50 and 34,777,492.80 is: 52,168,408.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,821,692.12 : 197,740,759.50 = 34,777,492.80 : x
  2. Step 2: Convert to fraction form
    131,821,692.12/197,740,759.50 = 34,777,492.80/x
  3. Step 3: Cross multiply
    131,821,692.12x = 197,740,759.50 × 34,777,492.80
  4. Step 4: Simplify right side
    131,821,692.12x = 6,876,927,839,777,781
  5. Step 5: Solve for x
    x = 6,876,927,839,777,781/131,821,692.12
  6. Step 6: Final answer
    x = 52,168,408.17

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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.