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Finding the Third Proportional to 43,173,468 and 70,490,937

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Solution

The third proportional to 43,173,468 and 70,490,937 is: 115,093,191.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,173,468 : 70,490,937 = 70,490,937 : x
  2. Step 2: Convert to fraction form
    43,173,468/70,490,937 = 70,490,937/x
  3. Step 3: Cross multiply
    43,173,468x = 70,490,937 × 70,490,937
  4. Step 4: Simplify right side
    43,173,468x = 4,968,972,199,137,969
  5. Step 5: Solve for x
    x = 4,968,972,199,137,969/43,173,468
  6. Step 6: Final answer
    x = 115,093,191.01

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.