Home / 125,525,892.48-187,738,137.27-111,789,709.98

Finding the Fourth Proportional to 125,525,892.48, 187,738,137.27 and 111,789,709.98

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Solution

The fourth proportional to 125,525,892.48, 187,738,137.27 and 111,789,709.98 is: 167,194,126.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,525,892.48 : 187,738,137.27 = 111,789,709.98 : x
  2. Step 2: Convert to fraction form
    125,525,892.48/187,738,137.27 = 111,789,709.98/x
  3. Step 3: Cross multiply
    125,525,892.48x = 187,738,137.27 × 111,789,709.98
  4. Step 4: Simplify right side
    125,525,892.48x = 20,987,191,917,598,732
  5. Step 5: Solve for x
    x = 20,987,191,917,598,732/125,525,892.48
  6. Step 6: Final answer
    x = 167,194,126.27

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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.