Home / 81,551,937.60-122,327,906.40-33,053,025.60

Finding the Fourth Proportional to 81,551,937.60, 122,327,906.40 and 33,053,025.60

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Solution

The fourth proportional to 81,551,937.60, 122,327,906.40 and 33,053,025.60 is: 49,579,538.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,551,937.60 : 122,327,906.40 = 33,053,025.60 : x
  2. Step 2: Convert to fraction form
    81,551,937.60/122,327,906.40 = 33,053,025.60/x
  3. Step 3: Cross multiply
    81,551,937.60x = 122,327,906.40 × 33,053,025.60
  4. Step 4: Simplify right side
    81,551,937.60x = 4,043,307,421,833,604
  5. Step 5: Solve for x
    x = 4,043,307,421,833,604/81,551,937.60
  6. Step 6: Final answer
    x = 49,579,538.40

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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.