Finding the Third Proportional to 368,133,639.75 and 817,987,747.50
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Solution
The third proportional to 368,133,639.75 and 817,987,747.50 is: 1,817,557,220.56
Step by Step Solution
- Step 1: Write the proportion equation
368,133,639.75 : 817,987,747.50 = 817,987,747.50 : x - Step 2: Convert to fraction form
368,133,639.75/817,987,747.50 = 817,987,747.50/x - Step 3: Cross multiply
368,133,639.75x = 817,987,747.50 × 817,987,747.50 - Step 4: Simplify right side
368,133,639.75x = 669,103,955,060,123,776 - Step 5: Solve for x
x = 669,103,955,060,123,776/368,133,639.75 - Step 6: Final answer
x = 1,817,557,220.56
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Why These Related Problems?
These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.