Home / 49,933,251,028.80-74,899,876,543.20-45,362,008,123.20

Finding the Fourth Proportional to 49,933,251,028.80, 74,899,876,543.20 and 45,362,008,123.20

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Solution

The fourth proportional to 49,933,251,028.80, 74,899,876,543.20 and 45,362,008,123.20 is: 68,043,012,184.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,933,251,028.80 : 74,899,876,543.20 = 45,362,008,123.20 : x
  2. Step 2: Convert to fraction form
    49,933,251,028.80/74,899,876,543.20 = 45,362,008,123.20/x
  3. Step 3: Cross multiply
    49,933,251,028.80x = 74,899,876,543.20 × 45,362,008,123.20
  4. Step 4: Simplify right side
    49,933,251,028.80x = 3,397,608,808,179,314,982,912
  5. Step 5: Solve for x
    x = 3,397,608,808,179,314,982,912/49,933,251,028.80
  6. Step 6: Final answer
    x = 68,043,012,184.80

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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.