Home / 299,384,202.80-449,076,304.20-218,762,634.80

Finding the Fourth Proportional to 299,384,202.80, 449,076,304.20 and 218,762,634.80

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Solution

The fourth proportional to 299,384,202.80, 449,076,304.20 and 218,762,634.80 is: 328,143,952.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,384,202.80 : 449,076,304.20 = 218,762,634.80 : x
  2. Step 2: Convert to fraction form
    299,384,202.80/449,076,304.20 = 218,762,634.80/x
  3. Step 3: Cross multiply
    299,384,202.80x = 449,076,304.20 × 218,762,634.80
  4. Step 4: Simplify right side
    299,384,202.80x = 98,241,115,533,038,304
  5. Step 5: Solve for x
    x = 98,241,115,533,038,304/299,384,202.80
  6. Step 6: Final answer
    x = 328,143,952.20

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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.