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Finding the Fourth Proportional to 61,090,276.30, 91,635,414.45 and 61,090,276.30

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Solution

The fourth proportional to 61,090,276.30, 91,635,414.45 and 61,090,276.30 is: 91,635,414.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,090,276.30 : 91,635,414.45 = 61,090,276.30 : x
  2. Step 2: Convert to fraction form
    61,090,276.30/91,635,414.45 = 61,090,276.30/x
  3. Step 3: Cross multiply
    61,090,276.30x = 91,635,414.45 × 61,090,276.30
  4. Step 4: Simplify right side
    61,090,276.30x = 5,598,032,787,615,512
  5. Step 5: Solve for x
    x = 5,598,032,787,615,512/61,090,276.30
  6. Step 6: Final answer
    x = 91,635,414.45

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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.