Home / 484,009,692.60-726,014,538.90-120,504,048.60

Finding the Fourth Proportional to 484,009,692.60, 726,014,538.90 and 120,504,048.60

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Solution

The fourth proportional to 484,009,692.60, 726,014,538.90 and 120,504,048.60 is: 180,756,072.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,009,692.60 : 726,014,538.90 = 120,504,048.60 : x
  2. Step 2: Convert to fraction form
    484,009,692.60/726,014,538.90 = 120,504,048.60/x
  3. Step 3: Cross multiply
    484,009,692.60x = 726,014,538.90 × 120,504,048.60
  4. Step 4: Simplify right side
    484,009,692.60x = 87,487,691,279,912,176
  5. Step 5: Solve for x
    x = 87,487,691,279,912,176/484,009,692.60
  6. Step 6: Final answer
    x = 180,756,072.90

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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.