Home / 1,087,625,521.36-1,631,436,805.14-505,041,198.04

Finding the Fourth Proportional to 1,087,625,521.36, 1,631,436,805.14 and 505,041,198.04

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Solution

The fourth proportional to 1,087,625,521.36, 1,631,436,805.14 and 505,041,198.04 is: 757,561,111.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,625,521.36 : 1,631,436,805.14 = 505,041,198.04 : x
  2. Step 2: Convert to fraction form
    1,087,625,521.36/1,631,436,805.14 = 505,041,198.04/x
  3. Step 3: Cross multiply
    1,087,625,521.36x = 1,631,436,805.14 × 505,041,198.04
  4. Step 4: Simplify right side
    1,087,625,521.36x = 823,942,798,594,455,680
  5. Step 5: Solve for x
    x = 823,942,798,594,455,680/1,087,625,521.36
  6. Step 6: Final answer
    x = 757,561,111.26

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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.