Home / 414,057,862.80-620,559,289.80-220,062,214.80

Finding the Fourth Proportional to 414,057,862.80, 620,559,289.80 and 220,062,214.80

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Solution

The fourth proportional to 414,057,862.80, 620,559,289.80 and 220,062,214.80 is: 329,812,965.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,057,862.80 : 620,559,289.80 = 220,062,214.80 : x
  2. Step 2: Convert to fraction form
    414,057,862.80/620,559,289.80 = 220,062,214.80/x
  3. Step 3: Cross multiply
    414,057,862.80x = 620,559,289.80 × 220,062,214.80
  4. Step 4: Simplify right side
    414,057,862.80x = 136,561,651,728,103,040
  5. Step 5: Solve for x
    x = 136,561,651,728,103,040/414,057,862.80
  6. Step 6: Final answer
    x = 329,812,965.76

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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.