Home / 28,301,544,981,479-42,456,562,206,646-9,940,424,351,077

Finding the Fourth Proportional to 28,301,544,981,479, 42,456,562,206,646 and 9,940,424,351,077

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Solution

The fourth proportional to 28,301,544,981,479, 42,456,562,206,646 and 9,940,424,351,077 is: 14,912,127,415,593.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,301,544,981,479 : 42,456,562,206,646 = 9,940,424,351,077 : x
  2. Step 2: Convert to fraction form
    28,301,544,981,479/42,456,562,206,646 = 9,940,424,351,077/x
  3. Step 3: Cross multiply
    28,301,544,981,479x = 42,456,562,206,646 × 9,940,424,351,077
  4. Step 4: Simplify right side
    28,301,544,981,479x = 422,036,244,821,959,338,115,465,216
  5. Step 5: Solve for x
    x = 422,036,244,821,959,338,115,465,216/28,301,544,981,479
  6. Step 6: Final answer
    x = 14,912,127,415,593.28

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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.