Home / 124,380,068.20-171,699,540.30-80,348,541.04

Finding the Fourth Proportional to 124,380,068.20, 171,699,540.30 and 80,348,541.04

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Solution

The fourth proportional to 124,380,068.20, 171,699,540.30 and 80,348,541.04 is: 110,916,546.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,380,068.20 : 171,699,540.30 = 80,348,541.04 : x
  2. Step 2: Convert to fraction form
    124,380,068.20/171,699,540.30 = 80,348,541.04/x
  3. Step 3: Cross multiply
    124,380,068.20x = 171,699,540.30 × 80,348,541.04
  4. Step 4: Simplify right side
    124,380,068.20x = 13,795,807,560,343,686
  5. Step 5: Solve for x
    x = 13,795,807,560,343,686/124,380,068.20
  6. Step 6: Final answer
    x = 110,916,546.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.