Home / 605,315,282,287.18-835,335,160,382.42-330,961,120,604.14

Finding the Fourth Proportional to 605,315,282,287.18, 835,335,160,382.42 and 330,961,120,604.14

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Solution

The fourth proportional to 605,315,282,287.18, 835,335,160,382.42 and 330,961,120,604.14 is: 456,726,385,158.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,315,282,287.18 : 835,335,160,382.42 = 330,961,120,604.14 : x
  2. Step 2: Convert to fraction form
    605,315,282,287.18/835,335,160,382.42 = 330,961,120,604.14/x
  3. Step 3: Cross multiply
    605,315,282,287.18x = 835,335,160,382.42 × 330,961,120,604.14
  4. Step 4: Simplify right side
    605,315,282,287.18x = 276,463,460,760,204,764,774,400
  5. Step 5: Solve for x
    x = 276,463,460,760,204,764,774,400/605,315,282,287.18
  6. Step 6: Final answer
    x = 456,726,385,158.47

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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.