Home / 2,318,433,436.80-3,480,337,540.80-1,399,347,561.60

Finding the Fourth Proportional to 2,318,433,436.80, 3,480,337,540.80 and 1,399,347,561.60

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Solution

The fourth proportional to 2,318,433,436.80, 3,480,337,540.80 and 1,399,347,561.60 is: 2,100,643,380.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318,433,436.80 : 3,480,337,540.80 = 1,399,347,561.60 : x
  2. Step 2: Convert to fraction form
    2,318,433,436.80/3,480,337,540.80 = 1,399,347,561.60/x
  3. Step 3: Cross multiply
    2,318,433,436.80x = 3,480,337,540.80 × 1,399,347,561.60
  4. Step 4: Simplify right side
    2,318,433,436.80x = 4,870,201,851,263,420,416
  5. Step 5: Solve for x
    x = 4,870,201,851,263,420,416/2,318,433,436.80
  6. Step 6: Final answer
    x = 2,100,643,380.12

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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.