Home / 197,360,310.42-272,359,383.21-109,255,779.75

Finding the Fourth Proportional to 197,360,310.42, 272,359,383.21 and 109,255,779.75

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Solution

The fourth proportional to 197,360,310.42, 272,359,383.21 and 109,255,779.75 is: 150,774,168.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,360,310.42 : 272,359,383.21 = 109,255,779.75 : x
  2. Step 2: Convert to fraction form
    197,360,310.42/272,359,383.21 = 109,255,779.75/x
  3. Step 3: Cross multiply
    197,360,310.42x = 272,359,383.21 × 109,255,779.75
  4. Step 4: Simplify right side
    197,360,310.42x = 29,756,836,784,837,604
  5. Step 5: Solve for x
    x = 29,756,836,784,837,604/197,360,310.42
  6. Step 6: Final answer
    x = 150,774,168.94

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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.