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Finding the Third Proportional to 134,058,762.56 and 288,659,990.81

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Solution

The third proportional to 134,058,762.56 and 288,659,990.81 is: 621,552,733.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,058,762.56 : 288,659,990.81 = 288,659,990.81 : x
  2. Step 2: Convert to fraction form
    134,058,762.56/288,659,990.81 = 288,659,990.81/x
  3. Step 3: Cross multiply
    134,058,762.56x = 288,659,990.81 × 288,659,990.81
  4. Step 4: Simplify right side
    134,058,762.56x = 83,324,590,295,872,592
  5. Step 5: Solve for x
    x = 83,324,590,295,872,592/134,058,762.56
  6. Step 6: Final answer
    x = 621,552,733.32

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.