Home / 3,540,752,147.89-4,886,666,443.74-2,015,211,221.11

Finding the Fourth Proportional to 3,540,752,147.89, 4,886,666,443.74 and 2,015,211,221.11

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Solution

The fourth proportional to 3,540,752,147.89, 4,886,666,443.74 and 2,015,211,221.11 is: 2,781,235,353.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540,752,147.89 : 4,886,666,443.74 = 2,015,211,221.11 : x
  2. Step 2: Convert to fraction form
    3,540,752,147.89/4,886,666,443.74 = 2,015,211,221.11/x
  3. Step 3: Cross multiply
    3,540,752,147.89x = 4,886,666,443.74 × 2,015,211,221.11
  4. Step 4: Simplify right side
    3,540,752,147.89x = 9,847,665,051,246,544,896
  5. Step 5: Solve for x
    x = 9,847,665,051,246,544,896/3,540,752,147.89
  6. Step 6: Final answer
    x = 2,781,235,353.37

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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.