Home / 67,184,000.80-100,776,001.20-53,747,072.80

Finding the Fourth Proportional to 67,184,000.80, 100,776,001.20 and 53,747,072.80

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Solution

The fourth proportional to 67,184,000.80, 100,776,001.20 and 53,747,072.80 is: 80,620,609.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,184,000.80 : 100,776,001.20 = 53,747,072.80 : x
  2. Step 2: Convert to fraction form
    67,184,000.80/100,776,001.20 = 53,747,072.80/x
  3. Step 3: Cross multiply
    67,184,000.80x = 100,776,001.20 × 53,747,072.80
  4. Step 4: Simplify right side
    67,184,000.80x = 5,416,415,072,989,287
  5. Step 5: Solve for x
    x = 5,416,415,072,989,287/67,184,000.80
  6. Step 6: Final answer
    x = 80,620,609.20

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Double scale
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Similar ratio
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1.5x scale

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.