Home / 2,138,148,790,147.80-2,950,701,252,584.40-1,162,723,714,449.40

Finding the Fourth Proportional to 2,138,148,790,147.80, 2,950,701,252,584.40 and 1,162,723,714,449.40

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Solution

The fourth proportional to 2,138,148,790,147.80, 2,950,701,252,584.40 and 1,162,723,714,449.40 is: 1,604,589,136,380.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,138,148,790,147.80 : 2,950,701,252,584.40 = 1,162,723,714,449.40 : x
  2. Step 2: Convert to fraction form
    2,138,148,790,147.80/2,950,701,252,584.40 = 1,162,723,714,449.40/x
  3. Step 3: Cross multiply
    2,138,148,790,147.80x = 2,950,701,252,584.40 × 1,162,723,714,449.40
  4. Step 4: Simplify right side
    2,138,148,790,147.80x = 3,430,850,320,635,430,380,240,896
  5. Step 5: Solve for x
    x = 3,430,850,320,635,430,380,240,896/2,138,148,790,147.80
  6. Step 6: Final answer
    x = 1,604,589,136,380.11

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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.