Home / 2,952,936,438.80-4,429,404,658.20-2,907,019,936.40

Finding the Fourth Proportional to 2,952,936,438.80, 4,429,404,658.20 and 2,907,019,936.40

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Solution

The fourth proportional to 2,952,936,438.80, 4,429,404,658.20 and 2,907,019,936.40 is: 4,360,529,904.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,952,936,438.80 : 4,429,404,658.20 = 2,907,019,936.40 : x
  2. Step 2: Convert to fraction form
    2,952,936,438.80/4,429,404,658.20 = 2,907,019,936.40/x
  3. Step 3: Cross multiply
    2,952,936,438.80x = 4,429,404,658.20 × 2,907,019,936.40
  4. Step 4: Simplify right side
    2,952,936,438.80x = 12,876,367,647,770,427,392
  5. Step 5: Solve for x
    x = 12,876,367,647,770,427,392/2,952,936,438.80
  6. Step 6: Final answer
    x = 4,360,529,904.60

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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.