Home / 48,399,178.80-72,598,768.20-43,920,202.80

Finding the Fourth Proportional to 48,399,178.80, 72,598,768.20 and 43,920,202.80

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Solution

The fourth proportional to 48,399,178.80, 72,598,768.20 and 43,920,202.80 is: 65,880,304.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,399,178.80 : 72,598,768.20 = 43,920,202.80 : x
  2. Step 2: Convert to fraction form
    48,399,178.80/72,598,768.20 = 43,920,202.80/x
  3. Step 3: Cross multiply
    48,399,178.80x = 72,598,768.20 × 43,920,202.80
  4. Step 4: Simplify right side
    48,399,178.80x = 3,188,552,622,374,191
  5. Step 5: Solve for x
    x = 3,188,552,622,374,191/48,399,178.80
  6. Step 6: Final answer
    x = 65,880,304.20

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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.