Home / 2,792,650,472.61-4,187,715,111.14-800,236,808.79

Finding the Fourth Proportional to 2,792,650,472.61, 4,187,715,111.14 and 800,236,808.79

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Solution

The fourth proportional to 2,792,650,472.61, 4,187,715,111.14 and 800,236,808.79 is: 1,199,993,987.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792,650,472.61 : 4,187,715,111.14 = 800,236,808.79 : x
  2. Step 2: Convert to fraction form
    2,792,650,472.61/4,187,715,111.14 = 800,236,808.79/x
  3. Step 3: Cross multiply
    2,792,650,472.61x = 4,187,715,111.14 × 800,236,808.79
  4. Step 4: Simplify right side
    2,792,650,472.61x = 3,351,163,776,656,332,800
  5. Step 5: Solve for x
    x = 3,351,163,776,656,332,800/2,792,650,472.61
  6. Step 6: Final answer
    x = 1,199,993,987.62

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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.