Home / 5,123,318,696.33-7,685,148,156.66-1,761,856,692.62

Finding the Fourth Proportional to 5,123,318,696.33, 7,685,148,156.66 and 1,761,856,692.62

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Solution

The fourth proportional to 5,123,318,696.33, 7,685,148,156.66 and 1,761,856,692.62 is: 2,642,843,538.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,123,318,696.33 : 7,685,148,156.66 = 1,761,856,692.62 : x
  2. Step 2: Convert to fraction form
    5,123,318,696.33/7,685,148,156.66 = 1,761,856,692.62/x
  3. Step 3: Cross multiply
    5,123,318,696.33x = 7,685,148,156.66 × 1,761,856,692.62
  4. Step 4: Simplify right side
    5,123,318,696.33x = 13,540,129,713,549,250,560
  5. Step 5: Solve for x
    x = 13,540,129,713,549,250,560/5,123,318,696.33
  6. Step 6: Final answer
    x = 2,642,843,538.75

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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.