Finding the Third Proportional to 99,645,930 and 217,424,004
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Solution
The third proportional to 99,645,930 and 217,424,004 is: 474,411,724.75
Step by Step Solution
- Step 1: Write the proportion equation
99,645,930 : 217,424,004 = 217,424,004 : x - Step 2: Convert to fraction form
99,645,930/217,424,004 = 217,424,004/x - Step 3: Cross multiply
99,645,930x = 217,424,004 × 217,424,004 - Step 4: Simplify right side
99,645,930x = 47,273,197,515,392,016 - Step 5: Solve for x
x = 47,273,197,515,392,016/99,645,930 - Step 6: Final answer
x = 474,411,724.75
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.