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Finding the Third Proportional to 261,740,110.50 and 387,556,492.50

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Solution

The third proportional to 261,740,110.50 and 387,556,492.50 is: 573,851,805.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,740,110.50 : 387,556,492.50 = 387,556,492.50 : x
  2. Step 2: Convert to fraction form
    261,740,110.50/387,556,492.50 = 387,556,492.50/x
  3. Step 3: Cross multiply
    261,740,110.50x = 387,556,492.50 × 387,556,492.50
  4. Step 4: Simplify right side
    261,740,110.50x = 150,200,034,878,902,560
  5. Step 5: Solve for x
    x = 150,200,034,878,902,560/261,740,110.50
  6. Step 6: Final answer
    x = 573,851,805.11

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