Home / 113,310,030.50-155,990,107.07-108,104,067.68

Finding the Fourth Proportional to 113,310,030.50, 155,990,107.07 and 108,104,067.68

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Solution

The fourth proportional to 113,310,030.50, 155,990,107.07 and 108,104,067.68 is: 148,823,233.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,310,030.50 : 155,990,107.07 = 108,104,067.68 : x
  2. Step 2: Convert to fraction form
    113,310,030.50/155,990,107.07 = 108,104,067.68/x
  3. Step 3: Cross multiply
    113,310,030.50x = 155,990,107.07 × 108,104,067.68
  4. Step 4: Simplify right side
    113,310,030.50x = 16,863,165,092,677,496
  5. Step 5: Solve for x
    x = 16,863,165,092,677,496/113,310,030.50
  6. Step 6: Final answer
    x = 148,823,233.19

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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.