Home / 193,542,455.70-289,915,552.35-97,858,257.30

Finding the Fourth Proportional to 193,542,455.70, 289,915,552.35 and 97,858,257.30

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Solution

The fourth proportional to 193,542,455.70, 289,915,552.35 and 97,858,257.30 is: 146,586,084.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,542,455.70 : 289,915,552.35 = 97,858,257.30 : x
  2. Step 2: Convert to fraction form
    193,542,455.70/289,915,552.35 = 97,858,257.30/x
  3. Step 3: Cross multiply
    193,542,455.70x = 289,915,552.35 × 97,858,257.30
  4. Step 4: Simplify right side
    193,542,455.70x = 28,370,630,717,137,920
  5. Step 5: Solve for x
    x = 28,370,630,717,137,920/193,542,455.70
  6. Step 6: Final answer
    x = 146,586,084.25

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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.