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Finding the Third Proportional to 531,573,021 and 765,751,675.50

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Solution

The third proportional to 531,573,021 and 765,751,675.50 is: 1,103,095,163.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,573,021 : 765,751,675.50 = 765,751,675.50 : x
  2. Step 2: Convert to fraction form
    531,573,021/765,751,675.50 = 765,751,675.50/x
  3. Step 3: Cross multiply
    531,573,021x = 765,751,675.50 × 765,751,675.50
  4. Step 4: Simplify right side
    531,573,021x = 586,375,628,531,057,280
  5. Step 5: Solve for x
    x = 586,375,628,531,057,280/531,573,021
  6. Step 6: Final answer
    x = 1,103,095,163.54

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.