Home / 49,840,865.85-74,761,298.78-43,122,401.85

Finding the Fourth Proportional to 49,840,865.85, 74,761,298.78 and 43,122,401.85

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Solution

The fourth proportional to 49,840,865.85, 74,761,298.78 and 43,122,401.85 is: 64,683,602.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,840,865.85 : 74,761,298.78 = 43,122,401.85 : x
  2. Step 2: Convert to fraction form
    49,840,865.85/74,761,298.78 = 43,122,401.85/x
  3. Step 3: Cross multiply
    49,840,865.85x = 74,761,298.78 × 43,122,401.85
  4. Step 4: Simplify right side
    49,840,865.85x = 3,223,886,768,603,463
  5. Step 5: Solve for x
    x = 3,223,886,768,603,463/49,840,865.85
  6. Step 6: Final answer
    x = 64,683,602.78

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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.