Home / 654,051,951.96-980,682,766.81-260,639,301.66

Finding the Fourth Proportional to 654,051,951.96, 980,682,766.81 and 260,639,301.66

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Solution

The fourth proportional to 654,051,951.96, 980,682,766.81 and 260,639,301.66 is: 390,801,481.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,051,951.96 : 980,682,766.81 = 260,639,301.66 : x
  2. Step 2: Convert to fraction form
    654,051,951.96/980,682,766.81 = 260,639,301.66/x
  3. Step 3: Cross multiply
    654,051,951.96x = 980,682,766.81 × 260,639,301.66
  4. Step 4: Simplify right side
    654,051,951.96x = 255,604,471,491,355,008
  5. Step 5: Solve for x
    x = 255,604,471,491,355,008/654,051,951.96
  6. Step 6: Final answer
    x = 390,801,481.02

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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.