Home / 132,881,864.40-199,322,796.60-74,529,642.60

Finding the Fourth Proportional to 132,881,864.40, 199,322,796.60 and 74,529,642.60

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Solution

The fourth proportional to 132,881,864.40, 199,322,796.60 and 74,529,642.60 is: 111,794,463.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,881,864.40 : 199,322,796.60 = 74,529,642.60 : x
  2. Step 2: Convert to fraction form
    132,881,864.40/199,322,796.60 = 74,529,642.60/x
  3. Step 3: Cross multiply
    132,881,864.40x = 199,322,796.60 × 74,529,642.60
  4. Step 4: Simplify right side
    132,881,864.40x = 14,855,456,792,630,494
  5. Step 5: Solve for x
    x = 14,855,456,792,630,494/132,881,864.40
  6. Step 6: Final answer
    x = 111,794,463.90

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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.