Home / 1,975,076,367.12-2,722,968,682.55-1,569,054,257.33

Finding the Fourth Proportional to 1,975,076,367.12, 2,722,968,682.55 and 1,569,054,257.33

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Solution

The fourth proportional to 1,975,076,367.12, 2,722,968,682.55 and 1,569,054,257.33 is: 2,163,200,205.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975,076,367.12 : 2,722,968,682.55 = 1,569,054,257.33 : x
  2. Step 2: Convert to fraction form
    1,975,076,367.12/2,722,968,682.55 = 1,569,054,257.33/x
  3. Step 3: Cross multiply
    1,975,076,367.12x = 2,722,968,682.55 × 1,569,054,257.33
  4. Step 4: Simplify right side
    1,975,076,367.12x = 4,272,485,603,909,878,784
  5. Step 5: Solve for x
    x = 4,272,485,603,909,878,784/1,975,076,367.12
  6. Step 6: Final answer
    x = 2,163,200,205.84

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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.