Home / 557,878,563.68-836,938,914.41-169,691,304.96

Finding the Fourth Proportional to 557,878,563.68, 836,938,914.41 and 169,691,304.96

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Solution

The fourth proportional to 557,878,563.68, 836,938,914.41 and 169,691,304.96 is: 254,573,783.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,878,563.68 : 836,938,914.41 = 169,691,304.96 : x
  2. Step 2: Convert to fraction form
    557,878,563.68/836,938,914.41 = 169,691,304.96/x
  3. Step 3: Cross multiply
    557,878,563.68x = 836,938,914.41 × 169,691,304.96
  4. Step 4: Simplify right side
    557,878,563.68x = 142,021,256,557,190,192
  5. Step 5: Solve for x
    x = 142,021,256,557,190,192/557,878,563.68
  6. Step 6: Final answer
    x = 254,573,783.27

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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.