Finding the Fourth Proportional to 4,492,920,373.21, 6,726,266,957.69 and 2,621,832,348.25
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Solution
The fourth proportional to 4,492,920,373.21, 6,726,266,957.69 and 2,621,832,348.25 is: 3,925,096,112.94
Step by Step Solution
- Step 1: Write the proportion equation
4,492,920,373.21 : 6,726,266,957.69 = 2,621,832,348.25 : x - Step 2: Convert to fraction form
4,492,920,373.21/6,726,266,957.69 = 2,621,832,348.25/x - Step 3: Cross multiply
4,492,920,373.21x = 6,726,266,957.69 × 2,621,832,348.25 - Step 4: Simplify right side
4,492,920,373.21x = 17,635,144,292,636,755,968 - Step 5: Solve for x
x = 17,635,144,292,636,755,968/4,492,920,373.21 - Step 6: Final answer
x = 3,925,096,112.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.