Home / 198,983,015.70-274,616,994.80-119,623,769.23

Finding the Fourth Proportional to 198,983,015.70, 274,616,994.80 and 119,623,769.23

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Solution

The fourth proportional to 198,983,015.70, 274,616,994.80 and 119,623,769.23 is: 165,093,085.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,983,015.70 : 274,616,994.80 = 119,623,769.23 : x
  2. Step 2: Convert to fraction form
    198,983,015.70/274,616,994.80 = 119,623,769.23/x
  3. Step 3: Cross multiply
    198,983,015.70x = 274,616,994.80 × 119,623,769.23
  4. Step 4: Simplify right side
    198,983,015.70x = 32,850,720,012,591,312
  5. Step 5: Solve for x
    x = 32,850,720,012,591,312/198,983,015.70
  6. Step 6: Final answer
    x = 165,093,085.44

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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.