Home / 1,040,880,451.80-1,561,167,098.82-303,752,436.72

Finding the Fourth Proportional to 1,040,880,451.80, 1,561,167,098.82 and 303,752,436.72

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Solution

The fourth proportional to 1,040,880,451.80, 1,561,167,098.82 and 303,752,436.72 is: 455,583,837.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,880,451.80 : 1,561,167,098.82 = 303,752,436.72 : x
  2. Step 2: Convert to fraction form
    1,040,880,451.80/1,561,167,098.82 = 303,752,436.72/x
  3. Step 3: Cross multiply
    1,040,880,451.80x = 1,561,167,098.82 × 303,752,436.72
  4. Step 4: Simplify right side
    1,040,880,451.80x = 474,208,310,393,668,032
  5. Step 5: Solve for x
    x = 474,208,310,393,668,032/1,040,880,451.80
  6. Step 6: Final answer
    x = 455,583,837.29

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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.