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Finding the Third Proportional to 58,353,992 and 135,079,072

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Solution

The third proportional to 58,353,992 and 135,079,072 is: 312,683,932.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,353,992 : 135,079,072 = 135,079,072 : x
  2. Step 2: Convert to fraction form
    58,353,992/135,079,072 = 135,079,072/x
  3. Step 3: Cross multiply
    58,353,992x = 135,079,072 × 135,079,072
  4. Step 4: Simplify right side
    58,353,992x = 18,246,355,692,381,184
  5. Step 5: Solve for x
    x = 18,246,355,692,381,184/58,353,992
  6. Step 6: Final answer
    x = 312,683,932.44

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.