Home / 889,884,323.80-1,334,952,456.90-276,404,579.80

Finding the Fourth Proportional to 889,884,323.80, 1,334,952,456.90 and 276,404,579.80

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Solution

The fourth proportional to 889,884,323.80, 1,334,952,456.90 and 276,404,579.80 is: 414,645,997.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,884,323.80 : 1,334,952,456.90 = 276,404,579.80 : x
  2. Step 2: Convert to fraction form
    889,884,323.80/1,334,952,456.90 = 276,404,579.80/x
  3. Step 3: Cross multiply
    889,884,323.80x = 1,334,952,456.90 × 276,404,579.80
  4. Step 4: Simplify right side
    889,884,323.80x = 368,986,972,902,422,144
  5. Step 5: Solve for x
    x = 368,986,972,902,422,144/889,884,323.80
  6. Step 6: Final answer
    x = 414,645,997.28

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1.5x scale

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.