Home / 398,582,480.80-597,873,721.20-183,171,728.80

Finding the Fourth Proportional to 398,582,480.80, 597,873,721.20 and 183,171,728.80

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Solution

The fourth proportional to 398,582,480.80, 597,873,721.20 and 183,171,728.80 is: 274,757,593.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,582,480.80 : 597,873,721.20 = 183,171,728.80 : x
  2. Step 2: Convert to fraction form
    398,582,480.80/597,873,721.20 = 183,171,728.80/x
  3. Step 3: Cross multiply
    398,582,480.80x = 597,873,721.20 × 183,171,728.80
  4. Step 4: Simplify right side
    398,582,480.80x = 109,513,563,116,293,232
  5. Step 5: Solve for x
    x = 109,513,563,116,293,232/398,582,480.80
  6. Step 6: Final answer
    x = 274,757,593.20

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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.