Home / 800,725,773.24-1,200,856,662.90-240,464,999.16

Finding the Fourth Proportional to 800,725,773.24, 1,200,856,662.90 and 240,464,999.16

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Solution

The fourth proportional to 800,725,773.24, 1,200,856,662.90 and 240,464,999.16 is: 360,627,828.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,725,773.24 : 1,200,856,662.90 = 240,464,999.16 : x
  2. Step 2: Convert to fraction form
    800,725,773.24/1,200,856,662.90 = 240,464,999.16/x
  3. Step 3: Cross multiply
    800,725,773.24x = 1,200,856,662.90 × 240,464,999.16
  4. Step 4: Simplify right side
    800,725,773.24x = 288,763,996,435,528,896
  5. Step 5: Solve for x
    x = 288,763,996,435,528,896/800,725,773.24
  6. Step 6: Final answer
    x = 360,627,828.01

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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.