Home / 496,445,054.32-685,125,288.54-273,426,691.60

Finding the Fourth Proportional to 496,445,054.32, 685,125,288.54 and 273,426,691.60

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Solution

The fourth proportional to 496,445,054.32, 685,125,288.54 and 273,426,691.60 is: 377,345,970.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,445,054.32 : 685,125,288.54 = 273,426,691.60 : x
  2. Step 2: Convert to fraction form
    496,445,054.32/685,125,288.54 = 273,426,691.60/x
  3. Step 3: Cross multiply
    496,445,054.32x = 685,125,288.54 × 273,426,691.60
  4. Step 4: Simplify right side
    496,445,054.32x = 187,331,540,977,844,000
  5. Step 5: Solve for x
    x = 187,331,540,977,844,000/496,445,054.32
  6. Step 6: Final answer
    x = 377,345,970.81

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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.