Home / 49,933,251,006.80-74,899,876,510.20-45,362,008,101.20

Finding the Fourth Proportional to 49,933,251,006.80, 74,899,876,510.20 and 45,362,008,101.20

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Solution

The fourth proportional to 49,933,251,006.80, 74,899,876,510.20 and 45,362,008,101.20 is: 68,043,012,151.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,933,251,006.80 : 74,899,876,510.20 = 45,362,008,101.20 : x
  2. Step 2: Convert to fraction form
    49,933,251,006.80/74,899,876,510.20 = 45,362,008,101.20/x
  3. Step 3: Cross multiply
    49,933,251,006.80x = 74,899,876,510.20 × 45,362,008,101.20
  4. Step 4: Simplify right side
    49,933,251,006.80x = 3,397,608,805,034,571,595,776
  5. Step 5: Solve for x
    x = 3,397,608,805,034,571,595,776/49,933,251,006.80
  6. Step 6: Final answer
    x = 68,043,012,151.80

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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.