Home / 110,293,072.60-165,439,608.90-61,920,131.80

Finding the Fourth Proportional to 110,293,072.60, 165,439,608.90 and 61,920,131.80

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Solution

The fourth proportional to 110,293,072.60, 165,439,608.90 and 61,920,131.80 is: 92,880,197.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,293,072.60 : 165,439,608.90 = 61,920,131.80 : x
  2. Step 2: Convert to fraction form
    110,293,072.60/165,439,608.90 = 61,920,131.80/x
  3. Step 3: Cross multiply
    110,293,072.60x = 165,439,608.90 × 61,920,131.80
  4. Step 4: Simplify right side
    110,293,072.60x = 10,244,042,388,028,452
  5. Step 5: Solve for x
    x = 10,244,042,388,028,452/110,293,072.60
  6. Step 6: Final answer
    x = 92,880,197.70

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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.