Home / 599,306,880.80-899,128,282.80-292,608,999.20

Finding the Fourth Proportional to 599,306,880.80, 899,128,282.80 and 292,608,999.20

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Solution

The fourth proportional to 599,306,880.80, 899,128,282.80 and 292,608,999.20 is: 438,995,505.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,306,880.80 : 899,128,282.80 = 292,608,999.20 : x
  2. Step 2: Convert to fraction form
    599,306,880.80/899,128,282.80 = 292,608,999.20/x
  3. Step 3: Cross multiply
    599,306,880.80x = 899,128,282.80 × 292,608,999.20
  4. Step 4: Simplify right side
    599,306,880.80x = 263,093,026,982,522,560
  5. Step 5: Solve for x
    x = 263,093,026,982,522,560/599,306,880.80
  6. Step 6: Final answer
    x = 438,995,505.33

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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.