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Finding the Third Proportional to 58,243,818 and 126,388,212

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Solution

The third proportional to 58,243,818 and 126,388,212 is: 274,260,525.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,243,818 : 126,388,212 = 126,388,212 : x
  2. Step 2: Convert to fraction form
    58,243,818/126,388,212 = 126,388,212/x
  3. Step 3: Cross multiply
    58,243,818x = 126,388,212 × 126,388,212
  4. Step 4: Simplify right side
    58,243,818x = 15,973,980,132,556,944
  5. Step 5: Solve for x
    x = 15,973,980,132,556,944/58,243,818
  6. Step 6: Final answer
    x = 274,260,525.51

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.