Home / 464,189,625.61-640,585,060.83-252,498,284.01

Finding the Fourth Proportional to 464,189,625.61, 640,585,060.83 and 252,498,284.01

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Solution

The fourth proportional to 464,189,625.61, 640,585,060.83 and 252,498,284.01 is: 348,449,469.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,189,625.61 : 640,585,060.83 = 252,498,284.01 : x
  2. Step 2: Convert to fraction form
    464,189,625.61/640,585,060.83 = 252,498,284.01/x
  3. Step 3: Cross multiply
    464,189,625.61x = 640,585,060.83 × 252,498,284.01
  4. Step 4: Simplify right side
    464,189,625.61x = 161,746,628,622,016,480
  5. Step 5: Solve for x
    x = 161,746,628,622,016,480/464,189,625.61
  6. Step 6: Final answer
    x = 348,449,469.14

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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.