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Finding the Third Proportional to 164,408,964 and 357,760,416

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Solution

The third proportional to 164,408,964 and 357,760,416 is: 778,500,831.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,408,964 : 357,760,416 = 357,760,416 : x
  2. Step 2: Convert to fraction form
    164,408,964/357,760,416 = 357,760,416/x
  3. Step 3: Cross multiply
    164,408,964x = 357,760,416 × 357,760,416
  4. Step 4: Simplify right side
    164,408,964x = 127,992,515,256,493,056
  5. Step 5: Solve for x
    x = 127,992,515,256,493,056/164,408,964
  6. Step 6: Final answer
    x = 778,500,831.96

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.