Home / 45,382,607,743.96-68,076,394,356.66-18,855,806,394.88

Finding the Fourth Proportional to 45,382,607,743.96, 68,076,394,356.66 and 18,855,806,394.88

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Solution

The fourth proportional to 45,382,607,743.96, 68,076,394,356.66 and 18,855,806,394.88 is: 28,284,741,134.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,382,607,743.96 : 68,076,394,356.66 = 18,855,806,394.88 : x
  2. Step 2: Convert to fraction form
    45,382,607,743.96/68,076,394,356.66 = 18,855,806,394.88/x
  3. Step 3: Cross multiply
    45,382,607,743.96x = 68,076,394,356.66 × 18,855,806,394.88
  4. Step 4: Simplify right side
    45,382,607,743.96x = 1,283,635,312,050,682,462,208
  5. Step 5: Solve for x
    x = 1,283,635,312,050,682,462,208/45,382,607,743.96
  6. Step 6: Final answer
    x = 28,284,741,134.59

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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.