Home / 270,434,469.78-373,208,016.24-152,957,501.25

Finding the Fourth Proportional to 270,434,469.78, 373,208,016.24 and 152,957,501.25

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Solution

The fourth proportional to 270,434,469.78, 373,208,016.24 and 152,957,501.25 is: 211,086,129.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,434,469.78 : 373,208,016.24 = 152,957,501.25 : x
  2. Step 2: Convert to fraction form
    270,434,469.78/373,208,016.24 = 152,957,501.25/x
  3. Step 3: Cross multiply
    270,434,469.78x = 373,208,016.24 × 152,957,501.25
  4. Step 4: Simplify right side
    270,434,469.78x = 57,084,965,610,539,824
  5. Step 5: Solve for x
    x = 57,084,965,610,539,824/270,434,469.78
  6. Step 6: Final answer
    x = 211,086,129.87

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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.