Home / 620,533,129.20-930,799,693.80-362,040,226.80

Finding the Fourth Proportional to 620,533,129.20, 930,799,693.80 and 362,040,226.80

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Solution

The fourth proportional to 620,533,129.20, 930,799,693.80 and 362,040,226.80 is: 543,060,340.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,533,129.20 : 930,799,693.80 = 362,040,226.80 : x
  2. Step 2: Convert to fraction form
    620,533,129.20/930,799,693.80 = 362,040,226.80/x
  3. Step 3: Cross multiply
    620,533,129.20x = 930,799,693.80 × 362,040,226.80
  4. Step 4: Simplify right side
    620,533,129.20x = 336,986,932,248,722,560
  5. Step 5: Solve for x
    x = 336,986,932,248,722,560/620,533,129.20
  6. Step 6: Final answer
    x = 543,060,340.20

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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.