Home / 74,455,891.60-111,683,837.40-55,324,015.60

Finding the Fourth Proportional to 74,455,891.60, 111,683,837.40 and 55,324,015.60

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Solution

The fourth proportional to 74,455,891.60, 111,683,837.40 and 55,324,015.60 is: 82,986,023.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,455,891.60 : 111,683,837.40 = 55,324,015.60 : x
  2. Step 2: Convert to fraction form
    74,455,891.60/111,683,837.40 = 55,324,015.60/x
  3. Step 3: Cross multiply
    74,455,891.60x = 111,683,837.40 × 55,324,015.60
  4. Step 4: Simplify right side
    74,455,891.60x = 6,178,798,362,585,464
  5. Step 5: Solve for x
    x = 6,178,798,362,585,464/74,455,891.60
  6. Step 6: Final answer
    x = 82,986,023.40

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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.