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Finding the Fourth Proportional to 40,436,214.80, 60,654,322.20 and 40,436,214.80

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Solution

The fourth proportional to 40,436,214.80, 60,654,322.20 and 40,436,214.80 is: 60,654,322.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,436,214.80 : 60,654,322.20 = 40,436,214.80 : x
  2. Step 2: Convert to fraction form
    40,436,214.80/60,654,322.20 = 40,436,214.80/x
  3. Step 3: Cross multiply
    40,436,214.80x = 60,654,322.20 × 40,436,214.80
  4. Step 4: Simplify right side
    40,436,214.80x = 2,452,631,201,027,608.50
  5. Step 5: Solve for x
    x = 2,452,631,201,027,608.50/40,436,214.80
  6. Step 6: Final answer
    x = 60,654,322.20

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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.