Finding the Third Proportional to 101,133,939 and 221,953,045
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Solution
The third proportional to 101,133,939 and 221,953,045 is: 487,108,033.88
Step by Step Solution
- Step 1: Write the proportion equation
101,133,939 : 221,953,045 = 221,953,045 : x - Step 2: Convert to fraction form
101,133,939/221,953,045 = 221,953,045/x - Step 3: Cross multiply
101,133,939x = 221,953,045 × 221,953,045 - Step 4: Simplify right side
101,133,939x = 49,263,154,184,772,024 - Step 5: Solve for x
x = 49,263,154,184,772,024/101,133,939 - Step 6: Final answer
x = 487,108,033.88
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.