Home / 49,013,603.80-73,408,431.30-28,858,211.80

Finding the Fourth Proportional to 49,013,603.80, 73,408,431.30 and 28,858,211.80

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Solution

The fourth proportional to 49,013,603.80, 73,408,431.30 and 28,858,211.80 is: 43,221,389.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,013,603.80 : 73,408,431.30 = 28,858,211.80 : x
  2. Step 2: Convert to fraction form
    49,013,603.80/73,408,431.30 = 28,858,211.80/x
  3. Step 3: Cross multiply
    49,013,603.80x = 73,408,431.30 × 28,858,211.80
  4. Step 4: Simplify right side
    49,013,603.80x = 2,118,436,058,361,149.25
  5. Step 5: Solve for x
    x = 2,118,436,058,361,149.25/49,013,603.80
  6. Step 6: Final answer
    x = 43,221,389.45

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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.