Home / 365,391,269.82-504,193,490.46-208,768,521.24

Finding the Fourth Proportional to 365,391,269.82, 504,193,490.46 and 208,768,521.24

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Solution

The fourth proportional to 365,391,269.82, 504,193,490.46 and 208,768,521.24 is: 288,074,013.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,391,269.82 : 504,193,490.46 = 208,768,521.24 : x
  2. Step 2: Convert to fraction form
    365,391,269.82/504,193,490.46 = 208,768,521.24/x
  3. Step 3: Cross multiply
    365,391,269.82x = 504,193,490.46 × 208,768,521.24
  4. Step 4: Simplify right side
    365,391,269.82x = 105,259,729,422,168,240
  5. Step 5: Solve for x
    x = 105,259,729,422,168,240/365,391,269.82
  6. Step 6: Final answer
    x = 288,074,013.03

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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.