Home / 315,591,404.20-473,051,183.10-121,427,794.60

Finding the Fourth Proportional to 315,591,404.20, 473,051,183.10 and 121,427,794.60

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Solution

The fourth proportional to 315,591,404.20, 473,051,183.10 and 121,427,794.60 is: 182,012,441.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,591,404.20 : 473,051,183.10 = 121,427,794.60 : x
  2. Step 2: Convert to fraction form
    315,591,404.20/473,051,183.10 = 121,427,794.60/x
  3. Step 3: Cross multiply
    315,591,404.20x = 473,051,183.10 × 121,427,794.60
  4. Step 4: Simplify right side
    315,591,404.20x = 57,441,561,896,753,792
  5. Step 5: Solve for x
    x = 57,441,561,896,753,792/315,591,404.20
  6. Step 6: Final answer
    x = 182,012,441.19

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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.