Home / 75,451,858.40-113,177,787.60-53,532,869.60

Finding the Fourth Proportional to 75,451,858.40, 113,177,787.60 and 53,532,869.60

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Solution

The fourth proportional to 75,451,858.40, 113,177,787.60 and 53,532,869.60 is: 80,299,304.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,451,858.40 : 113,177,787.60 = 53,532,869.60 : x
  2. Step 2: Convert to fraction form
    75,451,858.40/113,177,787.60 = 53,532,869.60/x
  3. Step 3: Cross multiply
    75,451,858.40x = 113,177,787.60 × 53,532,869.60
  4. Step 4: Simplify right side
    75,451,858.40x = 6,058,731,745,207,297
  5. Step 5: Solve for x
    x = 6,058,731,745,207,297/75,451,858.40
  6. Step 6: Final answer
    x = 80,299,304.40

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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.