Home / 455,144,692.57-628,099,676.55-246,300,835.12

Finding the Fourth Proportional to 455,144,692.57, 628,099,676.55 and 246,300,835.12

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Solution

The fourth proportional to 455,144,692.57, 628,099,676.55 and 246,300,835.12 is: 339,895,152.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,144,692.57 : 628,099,676.55 = 246,300,835.12 : x
  2. Step 2: Convert to fraction form
    455,144,692.57/628,099,676.55 = 246,300,835.12/x
  3. Step 3: Cross multiply
    455,144,692.57x = 628,099,676.55 × 246,300,835.12
  4. Step 4: Simplify right side
    455,144,692.57x = 154,701,474,872,866,880
  5. Step 5: Solve for x
    x = 154,701,474,872,866,880/455,144,692.57
  6. Step 6: Final answer
    x = 339,895,152.90

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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.