Home / 620,394,414.40-929,795,359.20-377,799,803.20

Finding the Fourth Proportional to 620,394,414.40, 929,795,359.20 and 377,799,803.20

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Solution

The fourth proportional to 620,394,414.40, 929,795,359.20 and 377,799,803.20 is: 566,214,807.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,394,414.40 : 929,795,359.20 = 377,799,803.20 : x
  2. Step 2: Convert to fraction form
    620,394,414.40/929,795,359.20 = 377,799,803.20/x
  3. Step 3: Cross multiply
    620,394,414.40x = 929,795,359.20 × 377,799,803.20
  4. Step 4: Simplify right side
    620,394,414.40x = 351,276,503,722,033,344
  5. Step 5: Solve for x
    x = 351,276,503,722,033,344/620,394,414.40
  6. Step 6: Final answer
    x = 566,214,807.18

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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.