Home / 22,388,440,976.70-30,896,810,963.85-13,240,811,344.05

Finding the Fourth Proportional to 22,388,440,976.70, 30,896,810,963.85 and 13,240,811,344.05

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Solution

The fourth proportional to 22,388,440,976.70, 30,896,810,963.85 and 13,240,811,344.05 is: 18,272,770,557.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,388,440,976.70 : 30,896,810,963.85 = 13,240,811,344.05 : x
  2. Step 2: Convert to fraction form
    22,388,440,976.70/30,896,810,963.85 = 13,240,811,344.05/x
  3. Step 3: Cross multiply
    22,388,440,976.70x = 30,896,810,963.85 × 13,240,811,344.05
  4. Step 4: Simplify right side
    22,388,440,976.70x = 409,098,845,105,113,464,832
  5. Step 5: Solve for x
    x = 409,098,845,105,113,464,832/22,388,440,976.70
  6. Step 6: Final answer
    x = 18,272,770,557.40

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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.