Home / 1,900,678,393.43-2,622,941,832.62-1,053,965,365.64

Finding the Fourth Proportional to 1,900,678,393.43, 2,622,941,832.62 and 1,053,965,365.64

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Solution

The fourth proportional to 1,900,678,393.43, 2,622,941,832.62 and 1,053,965,365.64 is: 1,454,475,337.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,678,393.43 : 2,622,941,832.62 = 1,053,965,365.64 : x
  2. Step 2: Convert to fraction form
    1,900,678,393.43/2,622,941,832.62 = 1,053,965,365.64/x
  3. Step 3: Cross multiply
    1,900,678,393.43x = 2,622,941,832.62 × 1,053,965,365.64
  4. Step 4: Simplify right side
    1,900,678,393.43x = 2,764,489,847,659,310,080
  5. Step 5: Solve for x
    x = 2,764,489,847,659,310,080/1,900,678,393.43
  6. Step 6: Final answer
    x = 1,454,475,337.45

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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.