Home / 247,412,850.64-341,409,822.28-142,997,684.88

Finding the Fourth Proportional to 247,412,850.64, 341,409,822.28 and 142,997,684.88

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Solution

The fourth proportional to 247,412,850.64, 341,409,822.28 and 142,997,684.88 is: 197,325,296.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,412,850.64 : 341,409,822.28 = 142,997,684.88 : x
  2. Step 2: Convert to fraction form
    247,412,850.64/341,409,822.28 = 142,997,684.88/x
  3. Step 3: Cross multiply
    247,412,850.64x = 341,409,822.28 × 142,997,684.88
  4. Step 4: Simplify right side
    247,412,850.64x = 48,820,814,181,332,240
  5. Step 5: Solve for x
    x = 48,820,814,181,332,240/247,412,850.64
  6. Step 6: Final answer
    x = 197,325,296.79

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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.