Home / 168,937,100.25-233,133,198.35-91,674,764.25

Finding the Fourth Proportional to 168,937,100.25, 233,133,198.35 and 91,674,764.25

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Solution

The fourth proportional to 168,937,100.25, 233,133,198.35 and 91,674,764.25 is: 126,511,174.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,937,100.25 : 233,133,198.35 = 91,674,764.25 : x
  2. Step 2: Convert to fraction form
    168,937,100.25/233,133,198.35 = 91,674,764.25/x
  3. Step 3: Cross multiply
    168,937,100.25x = 233,133,198.35 × 91,674,764.25
  4. Step 4: Simplify right side
    168,937,100.25x = 21,372,430,997,126,364
  5. Step 5: Solve for x
    x = 21,372,430,997,126,364/168,937,100.25
  6. Step 6: Final answer
    x = 126,511,174.67

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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.