Home / 133,985,287.37-290,229,515.23

Finding the Third Proportional to 133,985,287.37 and 290,229,515.23

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Solution

The third proportional to 133,985,287.37 and 290,229,515.23 is: 628,674,783.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,985,287.37 : 290,229,515.23 = 290,229,515.23 : x
  2. Step 2: Convert to fraction form
    133,985,287.37/290,229,515.23 = 290,229,515.23/x
  3. Step 3: Cross multiply
    133,985,287.37x = 290,229,515.23 × 290,229,515.23
  4. Step 4: Simplify right side
    133,985,287.37x = 84,233,171,508,638,208
  5. Step 5: Solve for x
    x = 84,233,171,508,638,208/133,985,287.37
  6. Step 6: Final answer
    x = 628,674,783.34

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.