Home / 376,196,982.39-519,158,253.96-206,658,369.09

Finding the Fourth Proportional to 376,196,982.39, 519,158,253.96 and 206,658,369.09

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Solution

The fourth proportional to 376,196,982.39, 519,158,253.96 and 206,658,369.09 is: 285,192,075.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,196,982.39 : 519,158,253.96 = 206,658,369.09 : x
  2. Step 2: Convert to fraction form
    376,196,982.39/519,158,253.96 = 206,658,369.09/x
  3. Step 3: Cross multiply
    376,196,982.39x = 519,158,253.96 × 206,658,369.09
  4. Step 4: Simplify right side
    376,196,982.39x = 107,288,398,062,985,632
  5. Step 5: Solve for x
    x = 107,288,398,062,985,632/376,196,982.39
  6. Step 6: Final answer
    x = 285,192,075.12

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