Home / 68,359,692.30-102,586,777.65-49,206,821.10

Finding the Fourth Proportional to 68,359,692.30, 102,586,777.65 and 49,206,821.10

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Solution

The fourth proportional to 68,359,692.30, 102,586,777.65 and 49,206,821.10 is: 73,844,235.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,359,692.30 : 102,586,777.65 = 49,206,821.10 : x
  2. Step 2: Convert to fraction form
    68,359,692.30/102,586,777.65 = 49,206,821.10/x
  3. Step 3: Cross multiply
    68,359,692.30x = 102,586,777.65 × 49,206,821.10
  4. Step 4: Simplify right side
    68,359,692.30x = 5,047,969,215,049,029
  5. Step 5: Solve for x
    x = 5,047,969,215,049,029/68,359,692.30
  6. Step 6: Final answer
    x = 73,844,235.47

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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.