Home / 18,428,319,682.68-25,448,644,941.30-17,424,356,578.05

Finding the Fourth Proportional to 18,428,319,682.68, 25,448,644,941.30 and 17,424,356,578.05

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Solution

The fourth proportional to 18,428,319,682.68, 25,448,644,941.30 and 17,424,356,578.05 is: 24,062,218,993.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,428,319,682.68 : 25,448,644,941.30 = 17,424,356,578.05 : x
  2. Step 2: Convert to fraction form
    18,428,319,682.68/25,448,644,941.30 = 17,424,356,578.05/x
  3. Step 3: Cross multiply
    18,428,319,682.68x = 25,448,644,941.30 × 17,424,356,578.05
  4. Step 4: Simplify right side
    18,428,319,682.68x = 443,426,263,885,399,457,792
  5. Step 5: Solve for x
    x = 443,426,263,885,399,457,792/18,428,319,682.68
  6. Step 6: Final answer
    x = 24,062,218,993.42

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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.