Finding the Fourth Proportional to 1,885,843,375.01, 2,829,202,754.90 and 642,284,612.62
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Solution
The fourth proportional to 1,885,843,375.01, 2,829,202,754.90 and 642,284,612.62 is: 963,575,989.15
Step by Step Solution
- Step 1: Write the proportion equation
1,885,843,375.01 : 2,829,202,754.90 = 642,284,612.62 : x - Step 2: Convert to fraction form
1,885,843,375.01/2,829,202,754.90 = 642,284,612.62/x - Step 3: Cross multiply
1,885,843,375.01x = 2,829,202,754.90 × 642,284,612.62 - Step 4: Simplify right side
1,885,843,375.01x = 1,817,153,395,454,383,360 - Step 5: Solve for x
x = 1,817,153,395,454,383,360/1,885,843,375.01 - Step 6: Final answer
x = 963,575,989.15
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.