Home / 891,193,185.46-1,336,244,713.26-424,997,197.03

Finding the Fourth Proportional to 891,193,185.46, 1,336,244,713.26 and 424,997,197.03

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Solution

The fourth proportional to 891,193,185.46, 1,336,244,713.26 and 424,997,197.03 is: 637,235,861.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,193,185.46 : 1,336,244,713.26 = 424,997,197.03 : x
  2. Step 2: Convert to fraction form
    891,193,185.46/1,336,244,713.26 = 424,997,197.03/x
  3. Step 3: Cross multiply
    891,193,185.46x = 1,336,244,713.26 × 424,997,197.03
  4. Step 4: Simplify right side
    891,193,185.46x = 567,900,257,681,656,000
  5. Step 5: Solve for x
    x = 567,900,257,681,656,000/891,193,185.46
  6. Step 6: Final answer
    x = 637,235,861.93

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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.