Home / 240,027,313.80-331,239,283.02-130,019,025.72

Finding the Fourth Proportional to 240,027,313.80, 331,239,283.02 and 130,019,025.72

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Solution

The fourth proportional to 240,027,313.80, 331,239,283.02 and 130,019,025.72 is: 179,427,116.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,027,313.80 : 331,239,283.02 = 130,019,025.72 : x
  2. Step 2: Convert to fraction form
    240,027,313.80/331,239,283.02 = 130,019,025.72/x
  3. Step 3: Cross multiply
    240,027,313.80x = 331,239,283.02 × 130,019,025.72
  4. Step 4: Simplify right side
    240,027,313.80x = 43,067,408,858,451,736
  5. Step 5: Solve for x
    x = 43,067,408,858,451,736/240,027,313.80
  6. Step 6: Final answer
    x = 179,427,116.76

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1.5x scale

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.