Finding the Fourth Proportional to 6,605,654,568.30, 9,908,481,852.45 and 6,351,696,629.10
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Solution
The fourth proportional to 6,605,654,568.30, 9,908,481,852.45 and 6,351,696,629.10 is: 9,527,544,943.65
Step by Step Solution
- Step 1: Write the proportion equation
6,605,654,568.30 : 9,908,481,852.45 = 6,351,696,629.10 : x - Step 2: Convert to fraction form
6,605,654,568.30/9,908,481,852.45 = 6,351,696,629.10/x - Step 3: Cross multiply
6,605,654,568.30x = 9,908,481,852.45 × 6,351,696,629.10 - Step 4: Simplify right side
6,605,654,568.30x = 62,935,670,781,705,199,616 - Step 5: Solve for x
x = 62,935,670,781,705,199,616/6,605,654,568.30 - Step 6: Final answer
x = 9,527,544,943.65
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Double scale
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Similar ratio
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.