Home / 10,375,418,087.56-15,564,083,866.86-3,388,265,653.64

Finding the Fourth Proportional to 10,375,418,087.56, 15,564,083,866.86 and 3,388,265,653.64

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Solution

The fourth proportional to 10,375,418,087.56, 15,564,083,866.86 and 3,388,265,653.64 is: 5,082,710,918.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,375,418,087.56 : 15,564,083,866.86 = 3,388,265,653.64 : x
  2. Step 2: Convert to fraction form
    10,375,418,087.56/15,564,083,866.86 = 3,388,265,653.64/x
  3. Step 3: Cross multiply
    10,375,418,087.56x = 15,564,083,866.86 × 3,388,265,653.64
  4. Step 4: Simplify right side
    10,375,418,087.56x = 52,735,250,796,454,174,720
  5. Step 5: Solve for x
    x = 52,735,250,796,454,174,720/10,375,418,087.56
  6. Step 6: Final answer
    x = 5,082,710,918.39

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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.