Finding the Third Proportional to 186,438,816 and 291,827,648
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Solution
The third proportional to 186,438,816 and 291,827,648 is: 456,789,943.02
Step by Step Solution
- Step 1: Write the proportion equation
186,438,816 : 291,827,648 = 291,827,648 : x - Step 2: Convert to fraction form
186,438,816/291,827,648 = 291,827,648/x - Step 3: Cross multiply
186,438,816x = 291,827,648 × 291,827,648 - Step 4: Simplify right side
186,438,816x = 85,163,376,137,211,904 - Step 5: Solve for x
x = 85,163,376,137,211,904/186,438,816 - Step 6: Final answer
x = 456,789,943.02
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These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.