Home / 344,791,698.42-517,369,147.60-199,327,439.36

Finding the Fourth Proportional to 344,791,698.42, 517,369,147.60 and 199,327,439.36

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Solution

The fourth proportional to 344,791,698.42, 517,369,147.60 and 199,327,439.36 is: 299,096,143.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,791,698.42 : 517,369,147.60 = 199,327,439.36 : x
  2. Step 2: Convert to fraction form
    344,791,698.42/517,369,147.60 = 199,327,439.36/x
  3. Step 3: Cross multiply
    344,791,698.42x = 517,369,147.60 × 199,327,439.36
  4. Step 4: Simplify right side
    344,791,698.42x = 103,125,867,394,973,904
  5. Step 5: Solve for x
    x = 103,125,867,394,973,904/344,791,698.42
  6. Step 6: Final answer
    x = 299,096,143.75

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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.