Finding the Third Proportional to 55,153,620 and 121,248,069
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Solution
The third proportional to 55,153,620 and 121,248,069 is: 266,548,129.32
Step by Step Solution
- Step 1: Write the proportion equation
55,153,620 : 121,248,069 = 121,248,069 : x - Step 2: Convert to fraction form
55,153,620/121,248,069 = 121,248,069/x - Step 3: Cross multiply
55,153,620x = 121,248,069 × 121,248,069 - Step 4: Simplify right side
55,153,620x = 14,701,094,236,228,760 - Step 5: Solve for x
x = 14,701,094,236,228,760/55,153,620 - Step 6: Final answer
x = 266,548,129.32
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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.