Home / 378,096,551.52-566,918,079.12-173,368,157.28

Finding the Fourth Proportional to 378,096,551.52, 566,918,079.12 and 173,368,157.28

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Solution

The fourth proportional to 378,096,551.52, 566,918,079.12 and 173,368,157.28 is: 259,948,265.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,096,551.52 : 566,918,079.12 = 173,368,157.28 : x
  2. Step 2: Convert to fraction form
    378,096,551.52/566,918,079.12 = 173,368,157.28/x
  3. Step 3: Cross multiply
    378,096,551.52x = 566,918,079.12 × 173,368,157.28
  4. Step 4: Simplify right side
    378,096,551.52x = 98,285,542,705,751,648
  5. Step 5: Solve for x
    x = 98,285,542,705,751,648/378,096,551.52
  6. Step 6: Final answer
    x = 259,948,265.36

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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.