Finding the Third Proportional to 218,558,460.09 and 445,896,307.05
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Solution
The third proportional to 218,558,460.09 and 445,896,307.05 is: 909,704,051.54
Step by Step Solution
- Step 1: Write the proportion equation
218,558,460.09 : 445,896,307.05 = 445,896,307.05 : x - Step 2: Convert to fraction form
218,558,460.09/445,896,307.05 = 445,896,307.05/x - Step 3: Cross multiply
218,558,460.09x = 445,896,307.05 × 445,896,307.05 - Step 4: Simplify right side
218,558,460.09x = 198,823,516,645,001,472 - Step 5: Solve for x
x = 198,823,516,645,001,472/218,558,460.09 - Step 6: Final answer
x = 909,704,051.54
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Why These Related Problems?
These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.