Finding the Third Proportional to 239,610,656 and 342,409,872
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Solution
The third proportional to 239,610,656 and 342,409,872 is: 489,312,630.75
Step by Step Solution
- Step 1: Write the proportion equation
239,610,656 : 342,409,872 = 342,409,872 : x - Step 2: Convert to fraction form
239,610,656/342,409,872 = 342,409,872/x - Step 3: Cross multiply
239,610,656x = 342,409,872 × 342,409,872 - Step 4: Simplify right side
239,610,656x = 117,244,520,443,056,384 - Step 5: Solve for x
x = 117,244,520,443,056,384/239,610,656 - Step 6: Final answer
x = 489,312,630.75
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These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.