Finding the Third Proportional to 291,578,310 and 642,589,560
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Solution
The third proportional to 291,578,310 and 642,589,560 is: 1,416,159,324.82
Step by Step Solution
- Step 1: Write the proportion equation
291,578,310 : 642,589,560 = 642,589,560 : x - Step 2: Convert to fraction form
291,578,310/642,589,560 = 642,589,560/x - Step 3: Cross multiply
291,578,310x = 642,589,560 × 642,589,560 - Step 4: Simplify right side
291,578,310x = 412,921,342,620,993,600 - Step 5: Solve for x
x = 412,921,342,620,993,600/291,578,310 - Step 6: Final answer
x = 1,416,159,324.82
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.