Home / 259,741,639.80-389,612,459.70-236,310,996.60

Finding the Fourth Proportional to 259,741,639.80, 389,612,459.70 and 236,310,996.60

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Solution

The fourth proportional to 259,741,639.80, 389,612,459.70 and 236,310,996.60 is: 354,466,494.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,741,639.80 : 389,612,459.70 = 236,310,996.60 : x
  2. Step 2: Convert to fraction form
    259,741,639.80/389,612,459.70 = 236,310,996.60/x
  3. Step 3: Cross multiply
    259,741,639.80x = 389,612,459.70 × 236,310,996.60
  4. Step 4: Simplify right side
    259,741,639.80x = 92,069,708,639,484,336
  5. Step 5: Solve for x
    x = 92,069,708,639,484,336/259,741,639.80
  6. Step 6: Final answer
    x = 354,466,494.90

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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.