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Finding the Third Proportional to 487,696,404 and 742,978,137

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Solution

The third proportional to 487,696,404 and 742,978,137 is: 1,131,885,549.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,696,404 : 742,978,137 = 742,978,137 : x
  2. Step 2: Convert to fraction form
    487,696,404/742,978,137 = 742,978,137/x
  3. Step 3: Cross multiply
    487,696,404x = 742,978,137 × 742,978,137
  4. Step 4: Simplify right side
    487,696,404x = 552,016,512,059,990,784
  5. Step 5: Solve for x
    x = 552,016,512,059,990,784/487,696,404
  6. Step 6: Final answer
    x = 1,131,885,549.15

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