Home / 108,112,233.78-162,227,387.14-45,853,864.34

Finding the Fourth Proportional to 108,112,233.78, 162,227,387.14 and 45,853,864.34

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Solution

The fourth proportional to 108,112,233.78, 162,227,387.14 and 45,853,864.34 is: 68,805,835.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,112,233.78 : 162,227,387.14 = 45,853,864.34 : x
  2. Step 2: Convert to fraction form
    108,112,233.78/162,227,387.14 = 45,853,864.34/x
  3. Step 3: Cross multiply
    108,112,233.78x = 162,227,387.14 × 45,853,864.34
  4. Step 4: Simplify right side
    108,112,233.78x = 7,438,752,602,150,221
  5. Step 5: Solve for x
    x = 7,438,752,602,150,221/108,112,233.78
  6. Step 6: Final answer
    x = 68,805,835.77

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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.