Home / 3,951,375,969.62-5,927,412,345.72-1,115,195,494.40

Finding the Fourth Proportional to 3,951,375,969.62, 5,927,412,345.72 and 1,115,195,494.40

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Solution

The fourth proportional to 3,951,375,969.62, 5,927,412,345.72 and 1,115,195,494.40 is: 1,672,891,567.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,951,375,969.62 : 5,927,412,345.72 = 1,115,195,494.40 : x
  2. Step 2: Convert to fraction form
    3,951,375,969.62/5,927,412,345.72 = 1,115,195,494.40/x
  3. Step 3: Cross multiply
    3,951,375,969.62x = 5,927,412,345.72 × 1,115,195,494.40
  4. Step 4: Simplify right side
    3,951,375,969.62x = 6,610,223,541,368,242,176
  5. Step 5: Solve for x
    x = 6,610,223,541,368,242,176/3,951,375,969.62
  6. Step 6: Final answer
    x = 1,672,891,567.95

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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.