Home / 50,148,371.07-69,175,431.73-31,534,051.05

Finding the Fourth Proportional to 50,148,371.07, 69,175,431.73 and 31,534,051.05

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Solution

The fourth proportional to 50,148,371.07, 69,175,431.73 and 31,534,051.05 is: 43,498,553.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,148,371.07 : 69,175,431.73 = 31,534,051.05 : x
  2. Step 2: Convert to fraction form
    50,148,371.07/69,175,431.73 = 31,534,051.05/x
  3. Step 3: Cross multiply
    50,148,371.07x = 69,175,431.73 × 31,534,051.05
  4. Step 4: Simplify right side
    50,148,371.07x = 2,181,381,595,579,610
  5. Step 5: Solve for x
    x = 2,181,381,595,579,610/50,148,371.07
  6. Step 6: Final answer
    x = 43,498,553.37

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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.