Home / 146,704,642.07-202,457,261.10-80,627,481.86

Finding the Fourth Proportional to 146,704,642.07, 202,457,261.10 and 80,627,481.86

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Solution

The fourth proportional to 146,704,642.07, 202,457,261.10 and 80,627,481.86 is: 111,268,593.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,704,642.07 : 202,457,261.10 = 80,627,481.86 : x
  2. Step 2: Convert to fraction form
    146,704,642.07/202,457,261.10 = 80,627,481.86/x
  3. Step 3: Cross multiply
    146,704,642.07x = 202,457,261.10 × 80,627,481.86
  4. Step 4: Simplify right side
    146,704,642.07x = 16,323,619,145,753,248
  5. Step 5: Solve for x
    x = 16,323,619,145,753,248/146,704,642.07
  6. Step 6: Final answer
    x = 111,268,593.25

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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.