Home / 39,940,601,194.40-55,118,059,364-21,629,801,008.96

Finding the Fourth Proportional to 39,940,601,194.40, 55,118,059,364 and 21,629,801,008.96

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Solution

The fourth proportional to 39,940,601,194.40, 55,118,059,364 and 21,629,801,008.96 is: 29,849,141,484.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,940,601,194.40 : 55,118,059,364 = 21,629,801,008.96 : x
  2. Step 2: Convert to fraction form
    39,940,601,194.40/55,118,059,364 = 21,629,801,008.96/x
  3. Step 3: Cross multiply
    39,940,601,194.40x = 55,118,059,364 × 21,629,801,008.96
  4. Step 4: Simplify right side
    39,940,601,194.40x = 1,192,192,656,043,364,319,232
  5. Step 5: Solve for x
    x = 1,192,192,656,043,364,319,232/39,940,601,194.40
  6. Step 6: Final answer
    x = 29,849,141,484.89

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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.