Home / 52,222,299,221.46-72,067,016,976.66-29,668,400,220.72

Finding the Fourth Proportional to 52,222,299,221.46, 72,067,016,976.66 and 29,668,400,220.72

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Solution

The fourth proportional to 52,222,299,221.46, 72,067,016,976.66 and 29,668,400,220.72 is: 40,942,530,954.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,222,299,221.46 : 72,067,016,976.66 = 29,668,400,220.72 : x
  2. Step 2: Convert to fraction form
    52,222,299,221.46/72,067,016,976.66 = 29,668,400,220.72/x
  3. Step 3: Cross multiply
    52,222,299,221.46x = 72,067,016,976.66 × 29,668,400,220.72
  4. Step 4: Simplify right side
    52,222,299,221.46x = 2,138,113,102,376,971,796,480
  5. Step 5: Solve for x
    x = 2,138,113,102,376,971,796,480/52,222,299,221.46
  6. Step 6: Final answer
    x = 40,942,530,954.25

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1.5x scale

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.