Home / 12,950,452,255.24-19,427,531,435.22-3,987,399,894.76

Finding the Fourth Proportional to 12,950,452,255.24, 19,427,531,435.22 and 3,987,399,894.76

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Solution

The fourth proportional to 12,950,452,255.24, 19,427,531,435.22 and 3,987,399,894.76 is: 5,981,670,390.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,950,452,255.24 : 19,427,531,435.22 = 3,987,399,894.76 : x
  2. Step 2: Convert to fraction form
    12,950,452,255.24/19,427,531,435.22 = 3,987,399,894.76/x
  3. Step 3: Cross multiply
    12,950,452,255.24x = 19,427,531,435.22 × 3,987,399,894.76
  4. Step 4: Simplify right side
    12,950,452,255.24x = 77,465,336,800,242,827,264
  5. Step 5: Solve for x
    x = 77,465,336,800,242,827,264/12,950,452,255.24
  6. Step 6: Final answer
    x = 5,981,670,390.62

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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.