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Finding the Third Proportional to 118,283,907 and 259,266,615

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Solution

The third proportional to 118,283,907 and 259,266,615 is: 568,286,754.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,283,907 : 259,266,615 = 259,266,615 : x
  2. Step 2: Convert to fraction form
    118,283,907/259,266,615 = 259,266,615/x
  3. Step 3: Cross multiply
    118,283,907x = 259,266,615 × 259,266,615
  4. Step 4: Simplify right side
    118,283,907x = 67,219,177,653,558,224
  5. Step 5: Solve for x
    x = 67,219,177,653,558,224/118,283,907
  6. Step 6: Final answer
    x = 568,286,754.80

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.