Home / 21,950,095,581.46-30,291,131,858.34-12,434,647,318.48

Finding the Fourth Proportional to 21,950,095,581.46, 30,291,131,858.34 and 12,434,647,318.48

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Solution

The fourth proportional to 21,950,095,581.46, 30,291,131,858.34 and 12,434,647,318.48 is: 17,159,813,274.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,950,095,581.46 : 30,291,131,858.34 = 12,434,647,318.48 : x
  2. Step 2: Convert to fraction form
    21,950,095,581.46/30,291,131,858.34 = 12,434,647,318.48/x
  3. Step 3: Cross multiply
    21,950,095,581.46x = 30,291,131,858.34 × 12,434,647,318.48
  4. Step 4: Simplify right side
    21,950,095,581.46x = 376,659,541,536,031,571,968
  5. Step 5: Solve for x
    x = 376,659,541,536,031,571,968/21,950,095,581.46
  6. Step 6: Final answer
    x = 17,159,813,274.53

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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.