Home / 12,770,839,186.24-17,621,202,058.32-7,131,187,294.24

Finding the Fourth Proportional to 12,770,839,186.24, 17,621,202,058.32 and 7,131,187,294.24

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Solution

The fourth proportional to 12,770,839,186.24, 17,621,202,058.32 and 7,131,187,294.24 is: 9,839,611,195.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,770,839,186.24 : 17,621,202,058.32 = 7,131,187,294.24 : x
  2. Step 2: Convert to fraction form
    12,770,839,186.24/17,621,202,058.32 = 7,131,187,294.24/x
  3. Step 3: Cross multiply
    12,770,839,186.24x = 17,621,202,058.32 × 7,131,187,294.24
  4. Step 4: Simplify right side
    12,770,839,186.24x = 125,660,092,227,527,311,360
  5. Step 5: Solve for x
    x = 125,660,092,227,527,311,360/12,770,839,186.24
  6. Step 6: Final answer
    x = 9,839,611,195.08

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Double scale
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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.