Home / 22,267,855,540.27-30,729,762,129.69-13,112,783,806.51

Finding the Fourth Proportional to 22,267,855,540.27, 30,729,762,129.69 and 13,112,783,806.51

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Solution

The fourth proportional to 22,267,855,540.27, 30,729,762,129.69 and 13,112,783,806.51 is: 18,095,713,190.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,267,855,540.27 : 30,729,762,129.69 = 13,112,783,806.51 : x
  2. Step 2: Convert to fraction form
    22,267,855,540.27/30,729,762,129.69 = 13,112,783,806.51/x
  3. Step 3: Cross multiply
    22,267,855,540.27x = 30,729,762,129.69 × 13,112,783,806.51
  4. Step 4: Simplify right side
    22,267,855,540.27x = 402,952,727,232,103,251,968
  5. Step 5: Solve for x
    x = 402,952,727,232,103,251,968/22,267,855,540.27
  6. Step 6: Final answer
    x = 18,095,713,190.85

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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.