Home / 248,635,873.98-372,890,192.58-73,718,005.32

Finding the Fourth Proportional to 248,635,873.98, 372,890,192.58 and 73,718,005.32

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Solution

The fourth proportional to 248,635,873.98, 372,890,192.58 and 73,718,005.32 is: 110,558,145.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,635,873.98 : 372,890,192.58 = 73,718,005.32 : x
  2. Step 2: Convert to fraction form
    248,635,873.98/372,890,192.58 = 73,718,005.32/x
  3. Step 3: Cross multiply
    248,635,873.98x = 372,890,192.58 × 73,718,005.32
  4. Step 4: Simplify right side
    248,635,873.98x = 27,488,721,200,388,260
  5. Step 5: Solve for x
    x = 27,488,721,200,388,260/248,635,873.98
  6. Step 6: Final answer
    x = 110,558,145.78

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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.