Finding the Third Proportional to 128,313,512 and 276,658,000
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Solution
The third proportional to 128,313,512 and 276,658,000 is: 596,504,980.43
Step by Step Solution
- Step 1: Write the proportion equation
128,313,512 : 276,658,000 = 276,658,000 : x - Step 2: Convert to fraction form
128,313,512/276,658,000 = 276,658,000/x - Step 3: Cross multiply
128,313,512x = 276,658,000 × 276,658,000 - Step 4: Simplify right side
128,313,512x = 76,539,648,964,000,000 - Step 5: Solve for x
x = 76,539,648,964,000,000/128,313,512 - Step 6: Final answer
x = 596,504,980.43
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.