Home / 15,213,892,633,404-20,994,019,622,782-8,538,264,875,964.30

Finding the Fourth Proportional to 15,213,892,633,404, 20,994,019,622,782 and 8,538,264,875,964.30

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Solution

The fourth proportional to 15,213,892,633,404, 20,994,019,622,782 and 8,538,264,875,964.30 is: 11,782,158,890,548.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,213,892,633,404 : 20,994,019,622,782 = 8,538,264,875,964.30 : x
  2. Step 2: Convert to fraction form
    15,213,892,633,404/20,994,019,622,782 = 8,538,264,875,964.30/x
  3. Step 3: Cross multiply
    15,213,892,633,404x = 20,994,019,622,782 × 8,538,264,875,964.30
  4. Step 4: Simplify right side
    15,213,892,633,404x = 179,252,500,350,504,817,852,940,288
  5. Step 5: Solve for x
    x = 179,252,500,350,504,817,852,940,288/15,213,892,633,404
  6. Step 6: Final answer
    x = 11,782,158,890,548.08

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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.