Home / 235,395,659.55-352,934,057.03-120,285,538.95

Finding the Fourth Proportional to 235,395,659.55, 352,934,057.03 and 120,285,538.95

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Solution

The fourth proportional to 235,395,659.55, 352,934,057.03 and 120,285,538.95 is: 180,346,839.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,395,659.55 : 352,934,057.03 = 120,285,538.95 : x
  2. Step 2: Convert to fraction form
    235,395,659.55/352,934,057.03 = 120,285,538.95/x
  3. Step 3: Cross multiply
    235,395,659.55x = 352,934,057.03 × 120,285,538.95
  4. Step 4: Simplify right side
    235,395,659.55x = 42,452,863,263,062,160
  5. Step 5: Solve for x
    x = 42,452,863,263,062,160/235,395,659.55
  6. Step 6: Final answer
    x = 180,346,839.63

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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.