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Finding the Third Proportional to 199,565,928 and 298,535,148

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Solution

The third proportional to 199,565,928 and 298,535,148 is: 446,585,424.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,565,928 : 298,535,148 = 298,535,148 : x
  2. Step 2: Convert to fraction form
    199,565,928/298,535,148 = 298,535,148/x
  3. Step 3: Cross multiply
    199,565,928x = 298,535,148 × 298,535,148
  4. Step 4: Simplify right side
    199,565,928x = 89,123,234,591,381,904
  5. Step 5: Solve for x
    x = 89,123,234,591,381,904/199,565,928
  6. Step 6: Final answer
    x = 446,585,424.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.