Home / 12,098,449,362.57-18,137,322,950.98-4,642,382,816.29

Finding the Fourth Proportional to 12,098,449,362.57, 18,137,322,950.98 and 4,642,382,816.29

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Solution

The fourth proportional to 12,098,449,362.57, 18,137,322,950.98 and 4,642,382,816.29 is: 6,959,602,332.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,098,449,362.57 : 18,137,322,950.98 = 4,642,382,816.29 : x
  2. Step 2: Convert to fraction form
    12,098,449,362.57/18,137,322,950.98 = 4,642,382,816.29/x
  3. Step 3: Cross multiply
    12,098,449,362.57x = 18,137,322,950.98 × 4,642,382,816.29
  4. Step 4: Simplify right side
    12,098,449,362.57x = 84,200,396,401,131,782,144
  5. Step 5: Solve for x
    x = 84,200,396,401,131,782,144/12,098,449,362.57
  6. Step 6: Final answer
    x = 6,959,602,332.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.