Home / 118,192,892.43-177,148,288.48-55,009,909.81

Finding the Fourth Proportional to 118,192,892.43, 177,148,288.48 and 55,009,909.81

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Solution

The fourth proportional to 118,192,892.43, 177,148,288.48 and 55,009,909.81 is: 82,449,216.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,192,892.43 : 177,148,288.48 = 55,009,909.81 : x
  2. Step 2: Convert to fraction form
    118,192,892.43/177,148,288.48 = 55,009,909.81/x
  3. Step 3: Cross multiply
    118,192,892.43x = 177,148,288.48 × 55,009,909.81
  4. Step 4: Simplify right side
    118,192,892.43x = 9,744,911,371,394,920
  5. Step 5: Solve for x
    x = 9,744,911,371,394,920/118,192,892.43
  6. Step 6: Final answer
    x = 82,449,216.45

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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.