Home / 125,122,209.36-172,607,290.24-108,579,114.96

Finding the Fourth Proportional to 125,122,209.36, 172,607,290.24 and 108,579,114.96

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Solution

The fourth proportional to 125,122,209.36, 172,607,290.24 and 108,579,114.96 is: 149,785,932.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,122,209.36 : 172,607,290.24 = 108,579,114.96 : x
  2. Step 2: Convert to fraction form
    125,122,209.36/172,607,290.24 = 108,579,114.96/x
  3. Step 3: Cross multiply
    125,122,209.36x = 172,607,290.24 × 108,579,114.96
  4. Step 4: Simplify right side
    125,122,209.36x = 18,741,546,809,903,044
  5. Step 5: Solve for x
    x = 18,741,546,809,903,044/125,122,209.36
  6. Step 6: Final answer
    x = 149,785,932.54

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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.