Home / 108,608,122.40-162,912,183.60-60,235,181.60

Finding the Fourth Proportional to 108,608,122.40, 162,912,183.60 and 60,235,181.60

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Solution

The fourth proportional to 108,608,122.40, 162,912,183.60 and 60,235,181.60 is: 90,352,772.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,608,122.40 : 162,912,183.60 = 60,235,181.60 : x
  2. Step 2: Convert to fraction form
    108,608,122.40/162,912,183.60 = 60,235,181.60/x
  3. Step 3: Cross multiply
    108,608,122.40x = 162,912,183.60 × 60,235,181.60
  4. Step 4: Simplify right side
    108,608,122.40x = 9,813,044,963,998,542
  5. Step 5: Solve for x
    x = 9,813,044,963,998,542/108,608,122.40
  6. Step 6: Final answer
    x = 90,352,772.40

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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.