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Finding the Third Proportional to 46,939,672 and 74,690,244

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Solution

The third proportional to 46,939,672 and 74,690,244 is: 118,846,858.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,939,672 : 74,690,244 = 74,690,244 : x
  2. Step 2: Convert to fraction form
    46,939,672/74,690,244 = 74,690,244/x
  3. Step 3: Cross multiply
    46,939,672x = 74,690,244 × 74,690,244
  4. Step 4: Simplify right side
    46,939,672x = 5,578,632,548,779,536
  5. Step 5: Solve for x
    x = 5,578,632,548,779,536/46,939,672
  6. Step 6: Final answer
    x = 118,846,858.34

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.