Finding the Third Proportional to 74,397,547 and 157,645,478
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Solution
The third proportional to 74,397,547 and 157,645,478 is: 334,044,571.84
Step by Step Solution
- Step 1: Write the proportion equation
74,397,547 : 157,645,478 = 157,645,478 : x - Step 2: Convert to fraction form
74,397,547/157,645,478 = 157,645,478/x - Step 3: Cross multiply
74,397,547x = 157,645,478 × 157,645,478 - Step 4: Simplify right side
74,397,547x = 24,852,096,733,848,484 - Step 5: Solve for x
x = 24,852,096,733,848,484/74,397,547 - Step 6: Final answer
x = 334,044,571.84
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These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.