Home / 121,370,559.60-182,055,839.40-80,555,890.80

Finding the Fourth Proportional to 121,370,559.60, 182,055,839.40 and 80,555,890.80

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Solution

The fourth proportional to 121,370,559.60, 182,055,839.40 and 80,555,890.80 is: 120,833,836.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,370,559.60 : 182,055,839.40 = 80,555,890.80 : x
  2. Step 2: Convert to fraction form
    121,370,559.60/182,055,839.40 = 80,555,890.80/x
  3. Step 3: Cross multiply
    121,370,559.60x = 182,055,839.40 × 80,555,890.80
  4. Step 4: Simplify right side
    121,370,559.60x = 14,665,670,318,208,738
  5. Step 5: Solve for x
    x = 14,665,670,318,208,738/121,370,559.60
  6. Step 6: Final answer
    x = 120,833,836.20

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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.