Home / 71,541,273.60-107,317,742.40-30,601,022.40

Finding the Fourth Proportional to 71,541,273.60, 107,317,742.40 and 30,601,022.40

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Solution

The fourth proportional to 71,541,273.60, 107,317,742.40 and 30,601,022.40 is: 45,904,028.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,541,273.60 : 107,317,742.40 = 30,601,022.40 : x
  2. Step 2: Convert to fraction form
    71,541,273.60/107,317,742.40 = 30,601,022.40/x
  3. Step 3: Cross multiply
    71,541,273.60x = 107,317,742.40 × 30,601,022.40
  4. Step 4: Simplify right side
    71,541,273.60x = 3,284,032,639,099,830
  5. Step 5: Solve for x
    x = 3,284,032,639,099,830/71,541,273.60
  6. Step 6: Final answer
    x = 45,904,028.18

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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.