Home / 65,373,110.30-90,208,216.14-40,251,230.30

Finding the Fourth Proportional to 65,373,110.30, 90,208,216.14 and 40,251,230.30

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Solution

The fourth proportional to 65,373,110.30, 90,208,216.14 and 40,251,230.30 is: 55,542,587.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,373,110.30 : 90,208,216.14 = 40,251,230.30 : x
  2. Step 2: Convert to fraction form
    65,373,110.30/90,208,216.14 = 40,251,230.30/x
  3. Step 3: Cross multiply
    65,373,110.30x = 90,208,216.14 × 40,251,230.30
  4. Step 4: Simplify right side
    65,373,110.30x = 3,630,991,682,803,317
  5. Step 5: Solve for x
    x = 3,630,991,682,803,317/65,373,110.30
  6. Step 6: Final answer
    x = 55,542,587.25

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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.