Finding the Third Proportional to 102,343,128 and 221,692,368
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Solution
The third proportional to 102,343,128 and 221,692,368 is: 480,222,824.82
Step by Step Solution
- Step 1: Write the proportion equation
102,343,128 : 221,692,368 = 221,692,368 : x - Step 2: Convert to fraction form
102,343,128/221,692,368 = 221,692,368/x - Step 3: Cross multiply
102,343,128x = 221,692,368 × 221,692,368 - Step 4: Simplify right side
102,343,128x = 49,147,506,029,447,424 - Step 5: Solve for x
x = 49,147,506,029,447,424/102,343,128 - Step 6: Final answer
x = 480,222,824.82
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.