Home / 218,628,010.20-327,942,015.30-57,069,946.20

Finding the Fourth Proportional to 218,628,010.20, 327,942,015.30 and 57,069,946.20

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Solution

The fourth proportional to 218,628,010.20, 327,942,015.30 and 57,069,946.20 is: 85,604,919.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,628,010.20 : 327,942,015.30 = 57,069,946.20 : x
  2. Step 2: Convert to fraction form
    218,628,010.20/327,942,015.30 = 57,069,946.20/x
  3. Step 3: Cross multiply
    218,628,010.20x = 327,942,015.30 × 57,069,946.20
  4. Step 4: Simplify right side
    218,628,010.20x = 18,715,633,169,890,580
  5. Step 5: Solve for x
    x = 18,715,633,169,890,580/218,628,010.20
  6. Step 6: Final answer
    x = 85,604,919.30

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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.