Home / 804,004,235.20-1,206,006,352.80-528,505,220.80

Finding the Fourth Proportional to 804,004,235.20, 1,206,006,352.80 and 528,505,220.80

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Solution

The fourth proportional to 804,004,235.20, 1,206,006,352.80 and 528,505,220.80 is: 792,757,831.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,004,235.20 : 1,206,006,352.80 = 528,505,220.80 : x
  2. Step 2: Convert to fraction form
    804,004,235.20/1,206,006,352.80 = 528,505,220.80/x
  3. Step 3: Cross multiply
    804,004,235.20x = 1,206,006,352.80 × 528,505,220.80
  4. Step 4: Simplify right side
    804,004,235.20x = 637,380,653,772,766,720
  5. Step 5: Solve for x
    x = 637,380,653,772,766,720/804,004,235.20
  6. Step 6: Final answer
    x = 792,757,831.20

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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.