Home / 4,080,962,404.20-6,121,443,606.30-1,320,870,426.60

Finding the Fourth Proportional to 4,080,962,404.20, 6,121,443,606.30 and 1,320,870,426.60

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Solution

The fourth proportional to 4,080,962,404.20, 6,121,443,606.30 and 1,320,870,426.60 is: 1,981,305,639.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080,962,404.20 : 6,121,443,606.30 = 1,320,870,426.60 : x
  2. Step 2: Convert to fraction form
    4,080,962,404.20/6,121,443,606.30 = 1,320,870,426.60/x
  3. Step 3: Cross multiply
    4,080,962,404.20x = 6,121,443,606.30 × 1,320,870,426.60
  4. Step 4: Simplify right side
    4,080,962,404.20x = 8,085,633,827,661,323,264
  5. Step 5: Solve for x
    x = 8,085,633,827,661,323,264/4,080,962,404.20
  6. Step 6: Final answer
    x = 1,981,305,639.90

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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.