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Finding the Fourth Proportional to 35,257,228.80, 52,786,310.40 and 35,257,228.80

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Solution

The fourth proportional to 35,257,228.80, 52,786,310.40 and 35,257,228.80 is: 52,786,310.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,257,228.80 : 52,786,310.40 = 35,257,228.80 : x
  2. Step 2: Convert to fraction form
    35,257,228.80/52,786,310.40 = 35,257,228.80/x
  3. Step 3: Cross multiply
    35,257,228.80x = 52,786,310.40 × 35,257,228.80
  4. Step 4: Simplify right side
    35,257,228.80x = 1,861,099,023,280,619.25
  5. Step 5: Solve for x
    x = 1,861,099,023,280,619.25/35,257,228.80
  6. Step 6: Final answer
    x = 52,786,310.40

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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.