Home / 80,483,310.30-120,724,965.45-29,348,334.30

Finding the Fourth Proportional to 80,483,310.30, 120,724,965.45 and 29,348,334.30

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Solution

The fourth proportional to 80,483,310.30, 120,724,965.45 and 29,348,334.30 is: 44,022,501.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,483,310.30 : 120,724,965.45 = 29,348,334.30 : x
  2. Step 2: Convert to fraction form
    80,483,310.30/120,724,965.45 = 29,348,334.30/x
  3. Step 3: Cross multiply
    80,483,310.30x = 120,724,965.45 × 29,348,334.30
  4. Step 4: Simplify right side
    80,483,310.30x = 3,543,076,644,382,550
  5. Step 5: Solve for x
    x = 3,543,076,644,382,550/80,483,310.30
  6. Step 6: Final answer
    x = 44,022,501.45

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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.