Home / 90,639,032.40-135,958,548.60-22,481,724.15

Finding the Fourth Proportional to 90,639,032.40, 135,958,548.60 and 22,481,724.15

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Solution

The fourth proportional to 90,639,032.40, 135,958,548.60 and 22,481,724.15 is: 33,722,586.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,639,032.40 : 135,958,548.60 = 22,481,724.15 : x
  2. Step 2: Convert to fraction form
    90,639,032.40/135,958,548.60 = 22,481,724.15/x
  3. Step 3: Cross multiply
    90,639,032.40x = 135,958,548.60 × 22,481,724.15
  4. Step 4: Simplify right side
    90,639,032.40x = 3,056,582,585,459,568.50
  5. Step 5: Solve for x
    x = 3,056,582,585,459,568.50/90,639,032.40
  6. Step 6: Final answer
    x = 33,722,586.23

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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.