Home / 1,892,710,664.80-2,612,082,102.66-1,089,184,469.92

Finding the Fourth Proportional to 1,892,710,664.80, 2,612,082,102.66 and 1,089,184,469.92

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Solution

The fourth proportional to 1,892,710,664.80, 2,612,082,102.66 and 1,089,184,469.92 is: 1,503,155,930.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892,710,664.80 : 2,612,082,102.66 = 1,089,184,469.92 : x
  2. Step 2: Convert to fraction form
    1,892,710,664.80/2,612,082,102.66 = 1,089,184,469.92/x
  3. Step 3: Cross multiply
    1,892,710,664.80x = 2,612,082,102.66 × 1,089,184,469.92
  4. Step 4: Simplify right side
    1,892,710,664.80x = 2,845,039,260,373,251,072
  5. Step 5: Solve for x
    x = 2,845,039,260,373,251,072/1,892,710,664.80
  6. Step 6: Final answer
    x = 1,503,155,930.43

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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.