Home / 165,907,251.09-248,838,725.05-49,320,418.88

Finding the Fourth Proportional to 165,907,251.09, 248,838,725.05 and 49,320,418.88

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Solution

The fourth proportional to 165,907,251.09, 248,838,725.05 and 49,320,418.88 is: 73,974,043.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,907,251.09 : 248,838,725.05 = 49,320,418.88 : x
  2. Step 2: Convert to fraction form
    165,907,251.09/248,838,725.05 = 49,320,418.88/x
  3. Step 3: Cross multiply
    165,907,251.09x = 248,838,725.05 × 49,320,418.88
  4. Step 4: Simplify right side
    165,907,251.09x = 12,272,830,153,529,946
  5. Step 5: Solve for x
    x = 12,272,830,153,529,946/165,907,251.09
  6. Step 6: Final answer
    x = 73,974,043.17

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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.