Finding the Fourth Proportional to 1,631,543,135,563.10, 2,251,536,526,897.50 and 889,966,132,211.55
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Solution
The fourth proportional to 1,631,543,135,563.10, 2,251,536,526,897.50 and 889,966,132,211.55 is: 1,228,157,080,679.59
Step by Step Solution
- Step 1: Write the proportion equation
1,631,543,135,563.10 : 2,251,536,526,897.50 = 889,966,132,211.55 : x - Step 2: Convert to fraction form
1,631,543,135,563.10/2,251,536,526,897.50 = 889,966,132,211.55/x - Step 3: Cross multiply
1,631,543,135,563.10x = 2,251,536,526,897.50 × 889,966,132,211.55 - Step 4: Simplify right side
1,631,543,135,563.10x = 2,003,791,254,375,994,576,863,232 - Step 5: Solve for x
x = 2,003,791,254,375,994,576,863,232/1,631,543,135,563.10 - Step 6: Final answer
x = 1,228,157,080,679.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.