Home / 317,142,297.54-437,844,008.13-199,768,238.34

Finding the Fourth Proportional to 317,142,297.54, 437,844,008.13 and 199,768,238.34

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Solution

The fourth proportional to 317,142,297.54, 437,844,008.13 and 199,768,238.34 is: 275,798,361.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,142,297.54 : 437,844,008.13 = 199,768,238.34 : x
  2. Step 2: Convert to fraction form
    317,142,297.54/437,844,008.13 = 199,768,238.34/x
  3. Step 3: Cross multiply
    317,142,297.54x = 437,844,008.13 × 199,768,238.34
  4. Step 4: Simplify right side
    317,142,297.54x = 87,467,326,171,854,736
  5. Step 5: Solve for x
    x = 87,467,326,171,854,736/317,142,297.54
  6. Step 6: Final answer
    x = 275,798,361.97

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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.