Home / 40,044,950,049.57-55,262,085,792.50-21,734,008,007.73

Finding the Fourth Proportional to 40,044,950,049.57, 55,262,085,792.50 and 21,734,008,007.73

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Solution

The fourth proportional to 40,044,950,049.57, 55,262,085,792.50 and 21,734,008,007.73 is: 29,992,960,751.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,044,950,049.57 : 55,262,085,792.50 = 21,734,008,007.73 : x
  2. Step 2: Convert to fraction form
    40,044,950,049.57/55,262,085,792.50 = 21,734,008,007.73/x
  3. Step 3: Cross multiply
    40,044,950,049.57x = 55,262,085,792.50 × 21,734,008,007.73
  4. Step 4: Simplify right side
    40,044,950,049.57x = 1,201,066,615,137,948,663,808
  5. Step 5: Solve for x
    x = 1,201,066,615,137,948,663,808/40,044,950,049.57
  6. Step 6: Final answer
    x = 29,992,960,751.64

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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.