Home / 218,222,339.97-301,142,560.48-119,103,797.86

Finding the Fourth Proportional to 218,222,339.97, 301,142,560.48 and 119,103,797.86

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Solution

The fourth proportional to 218,222,339.97, 301,142,560.48 and 119,103,797.86 is: 164,360,911.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,222,339.97 : 301,142,560.48 = 119,103,797.86 : x
  2. Step 2: Convert to fraction form
    218,222,339.97/301,142,560.48 = 119,103,797.86/x
  3. Step 3: Cross multiply
    218,222,339.97x = 301,142,560.48 × 119,103,797.86
  4. Step 4: Simplify right side
    218,222,339.97x = 35,867,222,650,452,748
  5. Step 5: Solve for x
    x = 35,867,222,650,452,748/218,222,339.97
  6. Step 6: Final answer
    x = 164,360,911.24

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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.