Home / 427,723,452,406.80-641,585,178,610.20-427,723,452,406.80

Finding the Fourth Proportional to 427,723,452,406.80, 641,585,178,610.20 and 427,723,452,406.80

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Solution

The fourth proportional to 427,723,452,406.80, 641,585,178,610.20 and 427,723,452,406.80 is: 641,585,178,610.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,723,452,406.80 : 641,585,178,610.20 = 427,723,452,406.80 : x
  2. Step 2: Convert to fraction form
    427,723,452,406.80/641,585,178,610.20 = 427,723,452,406.80/x
  3. Step 3: Cross multiply
    427,723,452,406.80x = 641,585,178,610.20 × 427,723,452,406.80
  4. Step 4: Simplify right side
    427,723,452,406.80x = 274,421,027,608,188,111,814,656
  5. Step 5: Solve for x
    x = 274,421,027,608,188,111,814,656/427,723,452,406.80
  6. Step 6: Final answer
    x = 641,585,178,610.20

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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.