Home / 1,218,582,956-1,827,853,174.92-298,467,266.24

Finding the Fourth Proportional to 1,218,582,956, 1,827,853,174.92 and 298,467,266.24

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Solution

The fourth proportional to 1,218,582,956, 1,827,853,174.92 and 298,467,266.24 is: 447,695,692.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,582,956 : 1,827,853,174.92 = 298,467,266.24 : x
  2. Step 2: Convert to fraction form
    1,218,582,956/1,827,853,174.92 = 298,467,266.24/x
  3. Step 3: Cross multiply
    1,218,582,956x = 1,827,853,174.92 × 298,467,266.24
  4. Step 4: Simplify right side
    1,218,582,956x = 545,554,340,206,476,992
  5. Step 5: Solve for x
    x = 545,554,340,206,476,992/1,218,582,956
  6. Step 6: Final answer
    x = 447,695,692.38

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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.