Home / 65,451,252.16-90,325,803.36-36,478,083.52

Finding the Fourth Proportional to 65,451,252.16, 90,325,803.36 and 36,478,083.52

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Solution

The fourth proportional to 65,451,252.16, 90,325,803.36 and 36,478,083.52 is: 50,341,469.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,451,252.16 : 90,325,803.36 = 36,478,083.52 : x
  2. Step 2: Convert to fraction form
    65,451,252.16/90,325,803.36 = 36,478,083.52/x
  3. Step 3: Cross multiply
    65,451,252.16x = 90,325,803.36 × 36,478,083.52
  4. Step 4: Simplify right side
    65,451,252.16x = 3,294,912,198,977,177
  5. Step 5: Solve for x
    x = 3,294,912,198,977,177/65,451,252.16
  6. Step 6: Final answer
    x = 50,341,469.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.