Home / 79,287,579,790.32-109,419,115,574.04-43,160,941,992.24

Finding the Fourth Proportional to 79,287,579,790.32, 109,419,115,574.04 and 43,160,941,992.24

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Solution

The fourth proportional to 79,287,579,790.32, 109,419,115,574.04 and 43,160,941,992.24 is: 59,563,327,732.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,287,579,790.32 : 109,419,115,574.04 = 43,160,941,992.24 : x
  2. Step 2: Convert to fraction form
    79,287,579,790.32/109,419,115,574.04 = 43,160,941,992.24/x
  3. Step 3: Cross multiply
    79,287,579,790.32x = 109,419,115,574.04 × 43,160,941,992.24
  4. Step 4: Simplify right side
    79,287,579,790.32x = 4,722,632,100,133,344,378,880
  5. Step 5: Solve for x
    x = 4,722,632,100,133,344,378,880/79,287,579,790.32
  6. Step 6: Final answer
    x = 59,563,327,732.07

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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.