Home / 21,846,945,185.39-30,148,784,389.28-11,822,440,028.87

Finding the Fourth Proportional to 21,846,945,185.39, 30,148,784,389.28 and 11,822,440,028.87

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Solution

The fourth proportional to 21,846,945,185.39, 30,148,784,389.28 and 11,822,440,028.87 is: 16,314,967,257.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,846,945,185.39 : 30,148,784,389.28 = 11,822,440,028.87 : x
  2. Step 2: Convert to fraction form
    21,846,945,185.39/30,148,784,389.28 = 11,822,440,028.87/x
  3. Step 3: Cross multiply
    21,846,945,185.39x = 30,148,784,389.28 × 11,822,440,028.87
  4. Step 4: Simplify right side
    21,846,945,185.39x = 356,432,195,385,594,871,808
  5. Step 5: Solve for x
    x = 356,432,195,385,594,871,808/21,846,945,185.39
  6. Step 6: Final answer
    x = 16,314,967,257.94

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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.