Home / 1,166,921,418.27-1,610,356,408.97-631,073,083.22

Finding the Fourth Proportional to 1,166,921,418.27, 1,610,356,408.97 and 631,073,083.22

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Solution

The fourth proportional to 1,166,921,418.27, 1,610,356,408.97 and 631,073,083.22 is: 870,883,478.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,921,418.27 : 1,610,356,408.97 = 631,073,083.22 : x
  2. Step 2: Convert to fraction form
    1,166,921,418.27/1,610,356,408.97 = 631,073,083.22/x
  3. Step 3: Cross multiply
    1,166,921,418.27x = 1,610,356,408.97 × 631,073,083.22
  4. Step 4: Simplify right side
    1,166,921,418.27x = 1,016,252,584,085,311,232
  5. Step 5: Solve for x
    x = 1,016,252,584,085,311,232/1,166,921,418.27
  6. Step 6: Final answer
    x = 870,883,478.68

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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.