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Finding the Third Proportional to 173,954,889 and 243,328,864.50

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Solution

The third proportional to 173,954,889 and 243,328,864.50 is: 340,369,486.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,954,889 : 243,328,864.50 = 243,328,864.50 : x
  2. Step 2: Convert to fraction form
    173,954,889/243,328,864.50 = 243,328,864.50/x
  3. Step 3: Cross multiply
    173,954,889x = 243,328,864.50 × 243,328,864.50
  4. Step 4: Simplify right side
    173,954,889x = 59,208,936,298,859,360
  5. Step 5: Solve for x
    x = 59,208,936,298,859,360/173,954,889
  6. Step 6: Final answer
    x = 340,369,486.82

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.