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Finding the Third Proportional to 143,863,339 and 210,333,232

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Solution

The third proportional to 143,863,339 and 210,333,232 is: 307,514,539.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,863,339 : 210,333,232 = 210,333,232 : x
  2. Step 2: Convert to fraction form
    143,863,339/210,333,232 = 210,333,232/x
  3. Step 3: Cross multiply
    143,863,339x = 210,333,232 × 210,333,232
  4. Step 4: Simplify right side
    143,863,339x = 44,240,068,483,565,824
  5. Step 5: Solve for x
    x = 44,240,068,483,565,824/143,863,339
  6. Step 6: Final answer
    x = 307,514,539.78

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.