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Finding the Third Proportional to 468,806,328 and 689,658,840

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Solution

The third proportional to 468,806,328 and 689,658,840 is: 1,014,553,957.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,806,328 : 689,658,840 = 689,658,840 : x
  2. Step 2: Convert to fraction form
    468,806,328/689,658,840 = 689,658,840/x
  3. Step 3: Cross multiply
    468,806,328x = 689,658,840 × 689,658,840
  4. Step 4: Simplify right side
    468,806,328x = 475,629,315,590,145,600
  5. Step 5: Solve for x
    x = 475,629,315,590,145,600/468,806,328
  6. Step 6: Final answer
    x = 1,014,553,957.96

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