Home / 92,582,456.82-138,776,471.73-31,150,289.40

Finding the Fourth Proportional to 92,582,456.82, 138,776,471.73 and 31,150,289.40

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Solution

The fourth proportional to 92,582,456.82, 138,776,471.73 and 31,150,289.40 is: 46,692,725.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,582,456.82 : 138,776,471.73 = 31,150,289.40 : x
  2. Step 2: Convert to fraction form
    92,582,456.82/138,776,471.73 = 31,150,289.40/x
  3. Step 3: Cross multiply
    92,582,456.82x = 138,776,471.73 × 31,150,289.40
  4. Step 4: Simplify right side
    92,582,456.82x = 4,322,927,256,300,418
  5. Step 5: Solve for x
    x = 4,322,927,256,300,418/92,582,456.82
  6. Step 6: Final answer
    x = 46,692,725.65

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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.