Home / 80,076,571.23-120,071,640.20-36,333,459.53

Finding the Fourth Proportional to 80,076,571.23, 120,071,640.20 and 36,333,459.53

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Solution

The fourth proportional to 80,076,571.23, 120,071,640.20 and 36,333,459.53 is: 54,480,580.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,076,571.23 : 120,071,640.20 = 36,333,459.53 : x
  2. Step 2: Convert to fraction form
    80,076,571.23/120,071,640.20 = 36,333,459.53/x
  3. Step 3: Cross multiply
    80,076,571.23x = 120,071,640.20 × 36,333,459.53
  4. Step 4: Simplify right side
    80,076,571.23x = 4,362,618,079,125,395
  5. Step 5: Solve for x
    x = 4,362,618,079,125,395/80,076,571.23
  6. Step 6: Final answer
    x = 54,480,580.43

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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.