Home / 1,109,463,098.90-1,530,321,855.62-713,486,705.04

Finding the Fourth Proportional to 1,109,463,098.90, 1,530,321,855.62 and 713,486,705.04

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Solution

The fourth proportional to 1,109,463,098.90, 1,530,321,855.62 and 713,486,705.04 is: 984,137,552.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,463,098.90 : 1,530,321,855.62 = 713,486,705.04 : x
  2. Step 2: Convert to fraction form
    1,109,463,098.90/1,530,321,855.62 = 713,486,705.04/x
  3. Step 3: Cross multiply
    1,109,463,098.90x = 1,530,321,855.62 × 713,486,705.04
  4. Step 4: Simplify right side
    1,109,463,098.90x = 1,091,864,298,413,444,864
  5. Step 5: Solve for x
    x = 1,091,864,298,413,444,864/1,109,463,098.90
  6. Step 6: Final answer
    x = 984,137,552.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.