Home / 299,684,843.40-449,527,265.10-196,220,497.80

Finding the Fourth Proportional to 299,684,843.40, 449,527,265.10 and 196,220,497.80

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Solution

The fourth proportional to 299,684,843.40, 449,527,265.10 and 196,220,497.80 is: 294,330,746.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,684,843.40 : 449,527,265.10 = 196,220,497.80 : x
  2. Step 2: Convert to fraction form
    299,684,843.40/449,527,265.10 = 196,220,497.80/x
  3. Step 3: Cross multiply
    299,684,843.40x = 449,527,265.10 × 196,220,497.80
  4. Step 4: Simplify right side
    299,684,843.40x = 88,206,463,732,594,576
  5. Step 5: Solve for x
    x = 88,206,463,732,594,576/299,684,843.40
  6. Step 6: Final answer
    x = 294,330,746.70

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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.