Home / 3,653,995,568.76-5,042,519,415.18-1,983,245,314.68

Finding the Fourth Proportional to 3,653,995,568.76, 5,042,519,415.18 and 1,983,245,314.68

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Solution

The fourth proportional to 3,653,995,568.76, 5,042,519,415.18 and 1,983,245,314.68 is: 2,736,881,535.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,653,995,568.76 : 5,042,519,415.18 = 1,983,245,314.68 : x
  2. Step 2: Convert to fraction form
    3,653,995,568.76/5,042,519,415.18 = 1,983,245,314.68/x
  3. Step 3: Cross multiply
    3,653,995,568.76x = 5,042,519,415.18 × 1,983,245,314.68
  4. Step 4: Simplify right side
    3,653,995,568.76x = 10,000,553,004,338,669,568
  5. Step 5: Solve for x
    x = 10,000,553,004,338,669,568/3,653,995,568.76
  6. Step 6: Final answer
    x = 2,736,881,535.88

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Double scale
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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.