Home / 1,165,119,182.43-1,747,693,918.82-388,764,843.22

Finding the Fourth Proportional to 1,165,119,182.43, 1,747,693,918.82 and 388,764,843.22

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Solution

The fourth proportional to 1,165,119,182.43, 1,747,693,918.82 and 388,764,843.22 is: 583,152,318.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,119,182.43 : 1,747,693,918.82 = 388,764,843.22 : x
  2. Step 2: Convert to fraction form
    1,165,119,182.43/1,747,693,918.82 = 388,764,843.22/x
  3. Step 3: Cross multiply
    1,165,119,182.43x = 1,747,693,918.82 × 388,764,843.22
  4. Step 4: Simplify right side
    1,165,119,182.43x = 679,441,952,346,604,672
  5. Step 5: Solve for x
    x = 679,441,952,346,604,672/1,165,119,182.43
  6. Step 6: Final answer
    x = 583,152,318.31

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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.