Home / 101,009,856.44-139,393,541.82-54,600,111.08

Finding the Fourth Proportional to 101,009,856.44, 139,393,541.82 and 54,600,111.08

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Solution

The fourth proportional to 101,009,856.44, 139,393,541.82 and 54,600,111.08 is: 75,348,120.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,009,856.44 : 139,393,541.82 = 54,600,111.08 : x
  2. Step 2: Convert to fraction form
    101,009,856.44/139,393,541.82 = 54,600,111.08/x
  3. Step 3: Cross multiply
    101,009,856.44x = 139,393,541.82 × 54,600,111.08
  4. Step 4: Simplify right side
    101,009,856.44x = 7,610,902,867,206,625
  5. Step 5: Solve for x
    x = 7,610,902,867,206,625/101,009,856.44
  6. Step 6: Final answer
    x = 75,348,120.82

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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.