Finding the Third Proportional to 309,944,654 and 674,368,557
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Solution
The third proportional to 309,944,654 and 674,368,557 is: 1,467,271,478.31
Step by Step Solution
- Step 1: Write the proportion equation
309,944,654 : 674,368,557 = 674,368,557 : x - Step 2: Convert to fraction form
309,944,654/674,368,557 = 674,368,557/x - Step 3: Cross multiply
309,944,654x = 674,368,557 × 674,368,557 - Step 4: Simplify right side
309,944,654x = 454,772,950,670,262,272 - Step 5: Solve for x
x = 454,772,950,670,262,272/309,944,654 - Step 6: Final answer
x = 1,467,271,478.31
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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.