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Finding the Third Proportional to 219,411,720 and 456,983,556

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Solution

The third proportional to 219,411,720 and 456,983,556 is: 951,790,407.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,411,720 : 456,983,556 = 456,983,556 : x
  2. Step 2: Convert to fraction form
    219,411,720/456,983,556 = 456,983,556/x
  3. Step 3: Cross multiply
    219,411,720x = 456,983,556 × 456,983,556
  4. Step 4: Simplify right side
    219,411,720x = 208,833,970,454,405,120
  5. Step 5: Solve for x
    x = 208,833,970,454,405,120/219,411,720
  6. Step 6: Final answer
    x = 951,790,407.80

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.