Home / 1,504,669,578.90-2,076,194,878.24-869,649,203.88

Finding the Fourth Proportional to 1,504,669,578.90, 2,076,194,878.24 and 869,649,203.88

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Solution

The fourth proportional to 1,504,669,578.90, 2,076,194,878.24 and 869,649,203.88 is: 1,199,971,906.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504,669,578.90 : 2,076,194,878.24 = 869,649,203.88 : x
  2. Step 2: Convert to fraction form
    1,504,669,578.90/2,076,194,878.24 = 869,649,203.88/x
  3. Step 3: Cross multiply
    1,504,669,578.90x = 2,076,194,878.24 × 869,649,203.88
  4. Step 4: Simplify right side
    1,504,669,578.90x = 1,805,561,222,961,149,440
  5. Step 5: Solve for x
    x = 1,805,561,222,961,149,440/1,504,669,578.90
  6. Step 6: Final answer
    x = 1,199,971,906.31

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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.