Home / 811,342,500,890.02-1,217,052,892,650.90-266,778,942,438.54

Finding the Fourth Proportional to 811,342,500,890.02, 1,217,052,892,650.90 and 266,778,942,438.54

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Solution

The fourth proportional to 811,342,500,890.02, 1,217,052,892,650.90 and 266,778,942,438.54 is: 400,181,283,782.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    811,342,500,890.02 : 1,217,052,892,650.90 = 266,778,942,438.54 : x
  2. Step 2: Convert to fraction form
    811,342,500,890.02/1,217,052,892,650.90 = 266,778,942,438.54/x
  3. Step 3: Cross multiply
    811,342,500,890.02x = 1,217,052,892,650.90 × 266,778,942,438.54
  4. Step 4: Simplify right side
    811,342,500,890.02x = 324,684,083,593,173,067,104,256
  5. Step 5: Solve for x
    x = 324,684,083,593,173,067,104,256/811,342,500,890.02
  6. Step 6: Final answer
    x = 400,181,283,782.13

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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.