Home / 227,772,809.89-314,324,912.70-123,348,491.57

Finding the Fourth Proportional to 227,772,809.89, 314,324,912.70 and 123,348,491.57

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Solution

The fourth proportional to 227,772,809.89, 314,324,912.70 and 123,348,491.57 is: 170,220,070.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,772,809.89 : 314,324,912.70 = 123,348,491.57 : x
  2. Step 2: Convert to fraction form
    227,772,809.89/314,324,912.70 = 123,348,491.57/x
  3. Step 3: Cross multiply
    227,772,809.89x = 314,324,912.70 × 123,348,491.57
  4. Step 4: Simplify right side
    227,772,809.89x = 38,771,503,845,202,752
  5. Step 5: Solve for x
    x = 38,771,503,845,202,752/227,772,809.89
  6. Step 6: Final answer
    x = 170,220,070.89

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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.