Home / 804,004,343.20-1,206,006,514.80-528,505,328.80

Finding the Fourth Proportional to 804,004,343.20, 1,206,006,514.80 and 528,505,328.80

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Solution

The fourth proportional to 804,004,343.20, 1,206,006,514.80 and 528,505,328.80 is: 792,757,993.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,004,343.20 : 1,206,006,514.80 = 528,505,328.80 : x
  2. Step 2: Convert to fraction form
    804,004,343.20/1,206,006,514.80 = 528,505,328.80/x
  3. Step 3: Cross multiply
    804,004,343.20x = 1,206,006,514.80 × 528,505,328.80
  4. Step 4: Simplify right side
    804,004,343.20x = 637,380,869,639,316,096
  5. Step 5: Solve for x
    x = 637,380,869,639,316,096/804,004,343.20
  6. Step 6: Final answer
    x = 792,757,993.20

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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.