Finding the Third Proportional to 122,513,364 and 189,793,287
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Solution
The third proportional to 122,513,364 and 189,793,287 is: 294,020,918.32
Step by Step Solution
- Step 1: Write the proportion equation
122,513,364 : 189,793,287 = 189,793,287 : x - Step 2: Convert to fraction form
122,513,364/189,793,287 = 189,793,287/x - Step 3: Cross multiply
122,513,364x = 189,793,287 × 189,793,287 - Step 4: Simplify right side
122,513,364x = 36,021,491,790,264,368 - Step 5: Solve for x
x = 36,021,491,790,264,368/122,513,364 - Step 6: Final answer
x = 294,020,918.32
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.