Home / 172,627,246.80-258,907,692.60-51,462,651.60

Finding the Fourth Proportional to 172,627,246.80, 258,907,692.60 and 51,462,651.60

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Solution

The fourth proportional to 172,627,246.80, 258,907,692.60 and 51,462,651.60 is: 77,184,086.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,627,246.80 : 258,907,692.60 = 51,462,651.60 : x
  2. Step 2: Convert to fraction form
    172,627,246.80/258,907,692.60 = 51,462,651.60/x
  3. Step 3: Cross multiply
    172,627,246.80x = 258,907,692.60 × 51,462,651.60
  4. Step 4: Simplify right side
    172,627,246.80x = 13,324,076,380,833,698
  5. Step 5: Solve for x
    x = 13,324,076,380,833,698/172,627,246.80
  6. Step 6: Final answer
    x = 77,184,086.68

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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.