Home / 1,193,662,088.26-1,647,215,051.29-685,108,508.41

Finding the Fourth Proportional to 1,193,662,088.26, 1,647,215,051.29 and 685,108,508.41

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Solution

The fourth proportional to 1,193,662,088.26, 1,647,215,051.29 and 685,108,508.41 is: 945,427,569.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,662,088.26 : 1,647,215,051.29 = 685,108,508.41 : x
  2. Step 2: Convert to fraction form
    1,193,662,088.26/1,647,215,051.29 = 685,108,508.41/x
  3. Step 3: Cross multiply
    1,193,662,088.26x = 1,647,215,051.29 × 685,108,508.41
  4. Step 4: Simplify right side
    1,193,662,088.26x = 1,128,521,046,819,793,408
  5. Step 5: Solve for x
    x = 1,128,521,046,819,793,408/1,193,662,088.26
  6. Step 6: Final answer
    x = 945,427,569.43

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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.