Finding the Third Proportional to 215,724,636 and 471,807,972
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Solution
The third proportional to 215,724,636 and 471,807,972 is: 1,031,883,824.54
Step by Step Solution
- Step 1: Write the proportion equation
215,724,636 : 471,807,972 = 471,807,972 : x - Step 2: Convert to fraction form
215,724,636/471,807,972 = 471,807,972/x - Step 3: Cross multiply
215,724,636x = 471,807,972 × 471,807,972 - Step 4: Simplify right side
215,724,636x = 222,602,762,442,752,768 - Step 5: Solve for x
x = 222,602,762,442,752,768/215,724,636 - Step 6: Final answer
x = 1,031,883,824.54
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.