Home / 82,678,203.54-114,091,579.26-45,501,378.48

Finding the Fourth Proportional to 82,678,203.54, 114,091,579.26 and 45,501,378.48

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Solution

The fourth proportional to 82,678,203.54, 114,091,579.26 and 45,501,378.48 is: 62,789,512.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,678,203.54 : 114,091,579.26 = 45,501,378.48 : x
  2. Step 2: Convert to fraction form
    82,678,203.54/114,091,579.26 = 45,501,378.48/x
  3. Step 3: Cross multiply
    82,678,203.54x = 114,091,579.26 × 45,501,378.48
  4. Step 4: Simplify right side
    82,678,203.54x = 5,191,324,129,290,178
  5. Step 5: Solve for x
    x = 5,191,324,129,290,178/82,678,203.54
  6. Step 6: Final answer
    x = 62,789,512.92

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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.