Finding the Third Proportional to 203,779,155 and 447,591,274
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Solution
The third proportional to 203,779,155 and 447,591,274 is: 983,113,059.63
Step by Step Solution
- Step 1: Write the proportion equation
203,779,155 : 447,591,274 = 447,591,274 : x - Step 2: Convert to fraction form
203,779,155/447,591,274 = 447,591,274/x - Step 3: Cross multiply
203,779,155x = 447,591,274 × 447,591,274 - Step 4: Simplify right side
203,779,155x = 200,337,948,560,943,072 - Step 5: Solve for x
x = 200,337,948,560,943,072/203,779,155 - Step 6: Final answer
x = 983,113,059.63
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.