Home / 168,937,110-233,133,211.80-91,674,774

Finding the Fourth Proportional to 168,937,110, 233,133,211.80 and 91,674,774

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Solution

The fourth proportional to 168,937,110, 233,133,211.80 and 91,674,774 is: 126,511,188.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,937,110 : 233,133,211.80 = 91,674,774 : x
  2. Step 2: Convert to fraction form
    168,937,110/233,133,211.80 = 91,674,774/x
  3. Step 3: Cross multiply
    168,937,110x = 233,133,211.80 × 91,674,774
  4. Step 4: Simplify right side
    168,937,110x = 21,372,434,503,659,136
  5. Step 5: Solve for x
    x = 21,372,434,503,659,136/168,937,110
  6. Step 6: Final answer
    x = 126,511,188.12

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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.