Home / 144,845,051.76-199,882,185.24-79,654,955.76

Finding the Fourth Proportional to 144,845,051.76, 199,882,185.24 and 79,654,955.76

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Solution

The fourth proportional to 144,845,051.76, 199,882,185.24 and 79,654,955.76 is: 109,921,646.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,845,051.76 : 199,882,185.24 = 79,654,955.76 : x
  2. Step 2: Convert to fraction form
    144,845,051.76/199,882,185.24 = 79,654,955.76/x
  3. Step 3: Cross multiply
    144,845,051.76x = 199,882,185.24 × 79,654,955.76
  4. Step 4: Simplify right side
    144,845,051.76x = 15,921,606,622,504,326
  5. Step 5: Solve for x
    x = 15,921,606,622,504,326/144,845,051.76
  6. Step 6: Final answer
    x = 109,921,646.82

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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.