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Finding the Third Proportional to 43,308,507 and 90,199,388

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Solution

The third proportional to 43,308,507 and 90,199,388 is: 187,859,849.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,308,507 : 90,199,388 = 90,199,388 : x
  2. Step 2: Convert to fraction form
    43,308,507/90,199,388 = 90,199,388/x
  3. Step 3: Cross multiply
    43,308,507x = 90,199,388 × 90,199,388
  4. Step 4: Simplify right side
    43,308,507x = 8,135,929,595,574,544
  5. Step 5: Solve for x
    x = 8,135,929,595,574,544/43,308,507
  6. Step 6: Final answer
    x = 187,859,849.23

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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.