Home / 382,452,040.80-573,678,061.20-299,228,380.20

Finding the Fourth Proportional to 382,452,040.80, 573,678,061.20 and 299,228,380.20

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Solution

The fourth proportional to 382,452,040.80, 573,678,061.20 and 299,228,380.20 is: 448,842,570.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,452,040.80 : 573,678,061.20 = 299,228,380.20 : x
  2. Step 2: Convert to fraction form
    382,452,040.80/573,678,061.20 = 299,228,380.20/x
  3. Step 3: Cross multiply
    382,452,040.80x = 573,678,061.20 × 299,228,380.20
  4. Step 4: Simplify right side
    382,452,040.80x = 171,660,757,009,152,480
  5. Step 5: Solve for x
    x = 171,660,757,009,152,480/382,452,040.80
  6. Step 6: Final answer
    x = 448,842,570.30

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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.