Home / 2,820,213,708.80-4,230,320,563.20-881,513,830.40

Finding the Fourth Proportional to 2,820,213,708.80, 4,230,320,563.20 and 881,513,830.40

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Solution

The fourth proportional to 2,820,213,708.80, 4,230,320,563.20 and 881,513,830.40 is: 1,322,270,745.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,820,213,708.80 : 4,230,320,563.20 = 881,513,830.40 : x
  2. Step 2: Convert to fraction form
    2,820,213,708.80/4,230,320,563.20 = 881,513,830.40/x
  3. Step 3: Cross multiply
    2,820,213,708.80x = 4,230,320,563.20 × 881,513,830.40
  4. Step 4: Simplify right side
    2,820,213,708.80x = 3,729,086,083,486,317,056
  5. Step 5: Solve for x
    x = 3,729,086,083,486,317,056/2,820,213,708.80
  6. Step 6: Final answer
    x = 1,322,270,745.60

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1.5x scale

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.