Home / 668,898,834.33-1,003,120,716.01-254,275,652.01

Finding the Fourth Proportional to 668,898,834.33, 1,003,120,716.01 and 254,275,652.01

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Solution

The fourth proportional to 668,898,834.33, 1,003,120,716.01 and 254,275,652.01 is: 381,326,982.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,898,834.33 : 1,003,120,716.01 = 254,275,652.01 : x
  2. Step 2: Convert to fraction form
    668,898,834.33/1,003,120,716.01 = 254,275,652.01/x
  3. Step 3: Cross multiply
    668,898,834.33x = 1,003,120,716.01 × 254,275,652.01
  4. Step 4: Simplify right side
    668,898,834.33x = 255,069,174,103,783,424
  5. Step 5: Solve for x
    x = 255,069,174,103,783,424/668,898,834.33
  6. Step 6: Final answer
    x = 381,326,982.52

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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.