Home / 163,057,340.67-244,693,627.82-86,434,177.29

Finding the Fourth Proportional to 163,057,340.67, 244,693,627.82 and 86,434,177.29

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Solution

The fourth proportional to 163,057,340.67, 244,693,627.82 and 86,434,177.29 is: 129,708,311.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,057,340.67 : 244,693,627.82 = 86,434,177.29 : x
  2. Step 2: Convert to fraction form
    163,057,340.67/244,693,627.82 = 86,434,177.29/x
  3. Step 3: Cross multiply
    163,057,340.67x = 244,693,627.82 × 86,434,177.29
  4. Step 4: Simplify right side
    163,057,340.67x = 21,149,892,408,294,988
  5. Step 5: Solve for x
    x = 21,149,892,408,294,988/163,057,340.67
  6. Step 6: Final answer
    x = 129,708,311.94

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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.