Home / 12,770,839,184.24-17,621,202,055.56-7,131,187,292.24

Finding the Fourth Proportional to 12,770,839,184.24, 17,621,202,055.56 and 7,131,187,292.24

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Solution

The fourth proportional to 12,770,839,184.24, 17,621,202,055.56 and 7,131,187,292.24 is: 9,839,611,192.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,770,839,184.24 : 17,621,202,055.56 = 7,131,187,292.24 : x
  2. Step 2: Convert to fraction form
    12,770,839,184.24/17,621,202,055.56 = 7,131,187,292.24/x
  3. Step 3: Cross multiply
    12,770,839,184.24x = 17,621,202,055.56 × 7,131,187,292.24
  4. Step 4: Simplify right side
    12,770,839,184.24x = 125,660,092,172,602,851,328
  5. Step 5: Solve for x
    x = 125,660,092,172,602,851,328/12,770,839,184.24
  6. Step 6: Final answer
    x = 9,839,611,192.32

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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.