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Finding the Third Proportional to 301,247,155 and 465,503,672

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Solution

The third proportional to 301,247,155 and 465,503,672 is: 719,321,875.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,247,155 : 465,503,672 = 465,503,672 : x
  2. Step 2: Convert to fraction form
    301,247,155/465,503,672 = 465,503,672/x
  3. Step 3: Cross multiply
    301,247,155x = 465,503,672 × 465,503,672
  4. Step 4: Simplify right side
    301,247,155x = 216,693,668,645,483,584
  5. Step 5: Solve for x
    x = 216,693,668,645,483,584/301,247,155
  6. Step 6: Final answer
    x = 719,321,875.90

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.