Home / 120,714,490.48-166,590,016.24-67,800,508.54

Finding the Fourth Proportional to 120,714,490.48, 166,590,016.24 and 67,800,508.54

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Solution

The fourth proportional to 120,714,490.48, 166,590,016.24 and 67,800,508.54 is: 93,566,959.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,714,490.48 : 166,590,016.24 = 67,800,508.54 : x
  2. Step 2: Convert to fraction form
    120,714,490.48/166,590,016.24 = 67,800,508.54/x
  3. Step 3: Cross multiply
    120,714,490.48x = 166,590,016.24 × 67,800,508.54
  4. Step 4: Simplify right side
    120,714,490.48x = 11,294,887,818,172,882
  5. Step 5: Solve for x
    x = 11,294,887,818,172,882/120,714,490.48
  6. Step 6: Final answer
    x = 93,566,959.31

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