Home / 533,544,682.40-800,317,023.60-442,845,418.40

Finding the Fourth Proportional to 533,544,682.40, 800,317,023.60 and 442,845,418.40

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Solution

The fourth proportional to 533,544,682.40, 800,317,023.60 and 442,845,418.40 is: 664,268,127.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,544,682.40 : 800,317,023.60 = 442,845,418.40 : x
  2. Step 2: Convert to fraction form
    533,544,682.40/800,317,023.60 = 442,845,418.40/x
  3. Step 3: Cross multiply
    533,544,682.40x = 800,317,023.60 × 442,845,418.40
  4. Step 4: Simplify right side
    533,544,682.40x = 354,416,727,168,784,640
  5. Step 5: Solve for x
    x = 354,416,727,168,784,640/533,544,682.40
  6. Step 6: Final answer
    x = 664,268,127.60

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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.