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Finding the Third Proportional to 28,256,345 and 61,029,898

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Solution

The third proportional to 28,256,345 and 61,029,898 is: 131,816,356.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,256,345 : 61,029,898 = 61,029,898 : x
  2. Step 2: Convert to fraction form
    28,256,345/61,029,898 = 61,029,898/x
  3. Step 3: Cross multiply
    28,256,345x = 61,029,898 × 61,029,898
  4. Step 4: Simplify right side
    28,256,345x = 3,724,648,449,890,404
  5. Step 5: Solve for x
    x = 3,724,648,449,890,404/28,256,345
  6. Step 6: Final answer
    x = 131,816,356.64

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.