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Finding the Third Proportional to 173,419,342 and 253,617,503

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Solution

The third proportional to 173,419,342 and 253,617,503 is: 370,903,482.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,419,342 : 253,617,503 = 253,617,503 : x
  2. Step 2: Convert to fraction form
    173,419,342/253,617,503 = 253,617,503/x
  3. Step 3: Cross multiply
    173,419,342x = 253,617,503 × 253,617,503
  4. Step 4: Simplify right side
    173,419,342x = 64,321,837,827,955,008
  5. Step 5: Solve for x
    x = 64,321,837,827,955,008/173,419,342
  6. Step 6: Final answer
    x = 370,903,482.20

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.