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Finding the Third Proportional to 143,863,336 and 210,333,228

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Solution

The third proportional to 143,863,336 and 210,333,228 is: 307,514,534.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,863,336 : 210,333,228 = 210,333,228 : x
  2. Step 2: Convert to fraction form
    143,863,336/210,333,228 = 210,333,228/x
  3. Step 3: Cross multiply
    143,863,336x = 210,333,228 × 210,333,228
  4. Step 4: Simplify right side
    143,863,336x = 44,240,066,800,899,984
  5. Step 5: Solve for x
    x = 44,240,066,800,899,984/143,863,336
  6. Step 6: Final answer
    x = 307,514,534.49

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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.