Finding the Third Proportional to 690,231,000 and 970,856,004
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Solution
The third proportional to 690,231,000 and 970,856,004 is: 1,365,573,815.87
Step by Step Solution
- Step 1: Write the proportion equation
690,231,000 : 970,856,004 = 970,856,004 : x - Step 2: Convert to fraction form
690,231,000/970,856,004 = 970,856,004/x - Step 3: Cross multiply
690,231,000x = 970,856,004 × 970,856,004 - Step 4: Simplify right side
690,231,000x = 942,561,380,502,848,000 - Step 5: Solve for x
x = 942,561,380,502,848,000/690,231,000 - Step 6: Final answer
x = 1,365,573,815.87
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Why These Related Problems?
These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.