Home / 82,715,458.80-124,073,188.20-21,304,498.80

Finding the Fourth Proportional to 82,715,458.80, 124,073,188.20 and 21,304,498.80

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Solution

The fourth proportional to 82,715,458.80, 124,073,188.20 and 21,304,498.80 is: 31,956,748.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,715,458.80 : 124,073,188.20 = 21,304,498.80 : x
  2. Step 2: Convert to fraction form
    82,715,458.80/124,073,188.20 = 21,304,498.80/x
  3. Step 3: Cross multiply
    82,715,458.80x = 124,073,188.20 × 21,304,498.80
  4. Step 4: Simplify right side
    82,715,458.80x = 2,643,317,089,119,074.50
  5. Step 5: Solve for x
    x = 2,643,317,089,119,074.50/82,715,458.80
  6. Step 6: Final answer
    x = 31,956,748.20

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Similar ratio
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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.