Home / 81,698,794.60-122,548,191.90-41,304,029.80

Finding the Fourth Proportional to 81,698,794.60, 122,548,191.90 and 41,304,029.80

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Solution

The fourth proportional to 81,698,794.60, 122,548,191.90 and 41,304,029.80 is: 61,956,044.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,698,794.60 : 122,548,191.90 = 41,304,029.80 : x
  2. Step 2: Convert to fraction form
    81,698,794.60/122,548,191.90 = 41,304,029.80/x
  3. Step 3: Cross multiply
    81,698,794.60x = 122,548,191.90 × 41,304,029.80
  4. Step 4: Simplify right side
    81,698,794.60x = 5,061,734,170,173,719
  5. Step 5: Solve for x
    x = 5,061,734,170,173,719/81,698,794.60
  6. Step 6: Final answer
    x = 61,956,044.70

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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.