Home / 185,905,669.82-278,848,413.23-56,503,190.90

Finding the Fourth Proportional to 185,905,669.82, 278,848,413.23 and 56,503,190.90

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Solution

The fourth proportional to 185,905,669.82, 278,848,413.23 and 56,503,190.90 is: 84,751,719.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,905,669.82 : 278,848,413.23 = 56,503,190.90 : x
  2. Step 2: Convert to fraction form
    185,905,669.82/278,848,413.23 = 56,503,190.90/x
  3. Step 3: Cross multiply
    185,905,669.82x = 278,848,413.23 × 56,503,190.90
  4. Step 4: Simplify right side
    185,905,669.82x = 15,755,825,123,220,020
  5. Step 5: Solve for x
    x = 15,755,825,123,220,020/185,905,669.82
  6. Step 6: Final answer
    x = 84,751,719.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.