Home / 373,752,406.80-560,628,610.20-220,571,427.60

Finding the Fourth Proportional to 373,752,406.80, 560,628,610.20 and 220,571,427.60

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Solution

The fourth proportional to 373,752,406.80, 560,628,610.20 and 220,571,427.60 is: 330,857,141.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,752,406.80 : 560,628,610.20 = 220,571,427.60 : x
  2. Step 2: Convert to fraction form
    373,752,406.80/560,628,610.20 = 220,571,427.60/x
  3. Step 3: Cross multiply
    373,752,406.80x = 560,628,610.20 × 220,571,427.60
  4. Step 4: Simplify right side
    373,752,406.80x = 123,658,652,905,217,936
  5. Step 5: Solve for x
    x = 123,658,652,905,217,936/373,752,406.80
  6. Step 6: Final answer
    x = 330,857,141.40

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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.