Home / 12,942,916,460.56-19,419,967,682.32-6,960,049,820.32

Finding the Fourth Proportional to 12,942,916,460.56, 19,419,967,682.32 and 6,960,049,820.32

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Solution

The fourth proportional to 12,942,916,460.56, 19,419,967,682.32 and 6,960,049,820.32 is: 10,443,082,360.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,942,916,460.56 : 19,419,967,682.32 = 6,960,049,820.32 : x
  2. Step 2: Convert to fraction form
    12,942,916,460.56/19,419,967,682.32 = 6,960,049,820.32/x
  3. Step 3: Cross multiply
    12,942,916,460.56x = 19,419,967,682.32 × 6,960,049,820.32
  4. Step 4: Simplify right side
    12,942,916,460.56x = 135,163,942,577,951,522,816
  5. Step 5: Solve for x
    x = 135,163,942,577,951,522,816/12,942,916,460.56
  6. Step 6: Final answer
    x = 10,443,082,360.13

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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.