Home / 220,852,030.40-331,278,045.60-75,449,772.80

Finding the Fourth Proportional to 220,852,030.40, 331,278,045.60 and 75,449,772.80

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Solution

The fourth proportional to 220,852,030.40, 331,278,045.60 and 75,449,772.80 is: 113,174,659.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,852,030.40 : 331,278,045.60 = 75,449,772.80 : x
  2. Step 2: Convert to fraction form
    220,852,030.40/331,278,045.60 = 75,449,772.80/x
  3. Step 3: Cross multiply
    220,852,030.40x = 331,278,045.60 × 75,449,772.80
  4. Step 4: Simplify right side
    220,852,030.40x = 24,994,853,274,148,040
  5. Step 5: Solve for x
    x = 24,994,853,274,148,040/220,852,030.40
  6. Step 6: Final answer
    x = 113,174,659.20

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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.