Home / 18,774,963,732.78-25,910,891,037.27-10,748,821,661.46

Finding the Fourth Proportional to 18,774,963,732.78, 25,910,891,037.27 and 10,748,821,661.46

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Solution

The fourth proportional to 18,774,963,732.78, 25,910,891,037.27 and 10,748,821,661.46 is: 14,834,198,926.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,774,963,732.78 : 25,910,891,037.27 = 10,748,821,661.46 : x
  2. Step 2: Convert to fraction form
    18,774,963,732.78/25,910,891,037.27 = 10,748,821,661.46/x
  3. Step 3: Cross multiply
    18,774,963,732.78x = 25,910,891,037.27 × 10,748,821,661.46
  4. Step 4: Simplify right side
    18,774,963,732.78x = 278,511,546,849,137,524,736
  5. Step 5: Solve for x
    x = 278,511,546,849,137,524,736/18,774,963,732.78
  6. Step 6: Final answer
    x = 14,834,198,926.46

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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.