Home / 2,262,330,700.45-3,121,967,445.79-1,309,751,605.04

Finding the Fourth Proportional to 2,262,330,700.45, 3,121,967,445.79 and 1,309,751,605.04

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Solution

The fourth proportional to 2,262,330,700.45, 3,121,967,445.79 and 1,309,751,605.04 is: 1,807,428,892.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,262,330,700.45 : 3,121,967,445.79 = 1,309,751,605.04 : x
  2. Step 2: Convert to fraction form
    2,262,330,700.45/3,121,967,445.79 = 1,309,751,605.04/x
  3. Step 3: Cross multiply
    2,262,330,700.45x = 3,121,967,445.79 × 1,309,751,605.04
  4. Step 4: Simplify right side
    2,262,330,700.45x = 4,089,001,873,006,081,536
  5. Step 5: Solve for x
    x = 4,089,001,873,006,081,536/2,262,330,700.45
  6. Step 6: Final answer
    x = 1,807,428,892.78

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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.