Home / 304,085,391.03-419,984,259.66-206,130,185.91

Finding the Fourth Proportional to 304,085,391.03, 419,984,259.66 and 206,130,185.91

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Solution

The fourth proportional to 304,085,391.03, 419,984,259.66 and 206,130,185.91 is: 284,694,484.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,085,391.03 : 419,984,259.66 = 206,130,185.91 : x
  2. Step 2: Convert to fraction form
    304,085,391.03/419,984,259.66 = 206,130,185.91/x
  3. Step 3: Cross multiply
    304,085,391.03x = 419,984,259.66 × 206,130,185.91
  4. Step 4: Simplify right side
    304,085,391.03x = 86,571,433,522,989,520
  5. Step 5: Solve for x
    x = 86,571,433,522,989,520/304,085,391.03
  6. Step 6: Final answer
    x = 284,694,484.10

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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.