Home / 419,786,097.93-579,490,573.19-271,179,676.17

Finding the Fourth Proportional to 419,786,097.93, 579,490,573.19 and 271,179,676.17

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Solution

The fourth proportional to 419,786,097.93, 579,490,573.19 and 271,179,676.17 is: 374,347,951.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,786,097.93 : 579,490,573.19 = 271,179,676.17 : x
  2. Step 2: Convert to fraction form
    419,786,097.93/579,490,573.19 = 271,179,676.17/x
  3. Step 3: Cross multiply
    419,786,097.93x = 579,490,573.19 × 271,179,676.17
  4. Step 4: Simplify right side
    419,786,097.93x = 157,146,065,979,875,968
  5. Step 5: Solve for x
    x = 157,146,065,979,875,968/419,786,097.93
  6. Step 6: Final answer
    x = 374,347,951.86

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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.