Home / 822,325,044.80-1,135,062,669.84-528,969,612.80

Finding the Fourth Proportional to 822,325,044.80, 1,135,062,669.84 and 528,969,612.80

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Solution

The fourth proportional to 822,325,044.80, 1,135,062,669.84 and 528,969,612.80 is: 730,141,523.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,325,044.80 : 1,135,062,669.84 = 528,969,612.80 : x
  2. Step 2: Convert to fraction form
    822,325,044.80/1,135,062,669.84 = 528,969,612.80/x
  3. Step 3: Cross multiply
    822,325,044.80x = 1,135,062,669.84 × 528,969,612.80
  4. Step 4: Simplify right side
    822,325,044.80x = 600,413,660,968,999,040
  5. Step 5: Solve for x
    x = 600,413,660,968,999,040/822,325,044.80
  6. Step 6: Final answer
    x = 730,141,523.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.