Home / 6,525,965,498.64-9,781,978,857.15-3,721,896,198.75

Finding the Fourth Proportional to 6,525,965,498.64, 9,781,978,857.15 and 3,721,896,198.75

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Solution

The fourth proportional to 6,525,965,498.64, 9,781,978,857.15 and 3,721,896,198.75 is: 5,578,869,507.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,525,965,498.64 : 9,781,978,857.15 = 3,721,896,198.75 : x
  2. Step 2: Convert to fraction form
    6,525,965,498.64/9,781,978,857.15 = 3,721,896,198.75/x
  3. Step 3: Cross multiply
    6,525,965,498.64x = 9,781,978,857.15 × 3,721,896,198.75
  4. Step 4: Simplify right side
    6,525,965,498.64x = 36,407,509,924,679,454,720
  5. Step 5: Solve for x
    x = 36,407,509,924,679,454,720/6,525,965,498.64
  6. Step 6: Final answer
    x = 5,578,869,507.09

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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.