Home / 811,342,500,970.26-1,217,052,892,771.30-266,778,942,518.98

Finding the Fourth Proportional to 811,342,500,970.26, 1,217,052,892,771.30 and 266,778,942,518.98

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Solution

The fourth proportional to 811,342,500,970.26, 1,217,052,892,771.30 and 266,778,942,518.98 is: 400,181,283,902.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    811,342,500,970.26 : 1,217,052,892,771.30 = 266,778,942,518.98 : x
  2. Step 2: Convert to fraction form
    811,342,500,970.26/1,217,052,892,771.30 = 266,778,942,518.98/x
  3. Step 3: Cross multiply
    811,342,500,970.26x = 1,217,052,892,771.30 × 266,778,942,518.98
  4. Step 4: Simplify right side
    811,342,500,970.26x = 324,684,083,723,193,001,443,328
  5. Step 5: Solve for x
    x = 324,684,083,723,193,001,443,328/811,342,500,970.26
  6. Step 6: Final answer
    x = 400,181,283,902.81

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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.