Home / 127,394,305.11-191,089,537.36-57,315,043.34

Finding the Fourth Proportional to 127,394,305.11, 191,089,537.36 and 57,315,043.34

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Solution

The fourth proportional to 127,394,305.11, 191,089,537.36 and 57,315,043.34 is: 85,971,701.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,394,305.11 : 191,089,537.36 = 57,315,043.34 : x
  2. Step 2: Convert to fraction form
    127,394,305.11/191,089,537.36 = 57,315,043.34/x
  3. Step 3: Cross multiply
    127,394,305.11x = 191,089,537.36 × 57,315,043.34
  4. Step 4: Simplify right side
    127,394,305.11x = 10,952,305,115,226,798
  5. Step 5: Solve for x
    x = 10,952,305,115,226,798/127,394,305.11
  6. Step 6: Final answer
    x = 85,971,701.06

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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.