Home / 2,447,859,518.64-3,378,591,361.26-1,555,612,266.78

Finding the Fourth Proportional to 2,447,859,518.64, 3,378,591,361.26 and 1,555,612,266.78

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Solution

The fourth proportional to 2,447,859,518.64, 3,378,591,361.26 and 1,555,612,266.78 is: 2,147,091,418.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,447,859,518.64 : 3,378,591,361.26 = 1,555,612,266.78 : x
  2. Step 2: Convert to fraction form
    2,447,859,518.64/3,378,591,361.26 = 1,555,612,266.78/x
  3. Step 3: Cross multiply
    2,447,859,518.64x = 3,378,591,361.26 × 1,555,612,266.78
  4. Step 4: Simplify right side
    2,447,859,518.64x = 5,255,778,166,012,994,560
  5. Step 5: Solve for x
    x = 5,255,778,166,012,994,560/2,447,859,518.64
  6. Step 6: Final answer
    x = 2,147,091,418.44

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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.