Home / 889,632,003.60-1,334,448,005.40-276,278,230.80

Finding the Fourth Proportional to 889,632,003.60, 1,334,448,005.40 and 276,278,230.80

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Solution

The fourth proportional to 889,632,003.60, 1,334,448,005.40 and 276,278,230.80 is: 414,417,346.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,632,003.60 : 1,334,448,005.40 = 276,278,230.80 : x
  2. Step 2: Convert to fraction form
    889,632,003.60/1,334,448,005.40 = 276,278,230.80/x
  3. Step 3: Cross multiply
    889,632,003.60x = 1,334,448,005.40 × 276,278,230.80
  4. Step 4: Simplify right side
    889,632,003.60x = 368,678,934,026,500,864
  5. Step 5: Solve for x
    x = 368,678,934,026,500,864/889,632,003.60
  6. Step 6: Final answer
    x = 414,417,346.20

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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.