Finding the Third Proportional to 296,448,354 and 643,929,236
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Solution
The third proportional to 296,448,354 and 643,929,236 is: 1,398,708,595.88
Step by Step Solution
- Step 1: Write the proportion equation
296,448,354 : 643,929,236 = 643,929,236 : x - Step 2: Convert to fraction form
296,448,354/643,929,236 = 643,929,236/x - Step 3: Cross multiply
296,448,354x = 643,929,236 × 643,929,236 - Step 4: Simplify right side
296,448,354x = 414,644,860,975,543,680 - Step 5: Solve for x
x = 414,644,860,975,543,680/296,448,354 - Step 6: Final answer
x = 1,398,708,595.88
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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.