Finding the Fourth Proportional to 4,471,115,663.40, 6,706,673,495.10 and 4,440,504,661.80
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Solution
The fourth proportional to 4,471,115,663.40, 6,706,673,495.10 and 4,440,504,661.80 is: 6,660,756,992.70
Step by Step Solution
- Step 1: Write the proportion equation
4,471,115,663.40 : 6,706,673,495.10 = 4,440,504,661.80 : x - Step 2: Convert to fraction form
4,471,115,663.40/6,706,673,495.10 = 4,440,504,661.80/x - Step 3: Cross multiply
4,471,115,663.40x = 6,706,673,495.10 × 4,440,504,661.80 - Step 4: Simplify right side
4,471,115,663.40x = 29,781,014,920,162,054,144 - Step 5: Solve for x
x = 29,781,014,920,162,054,144/4,471,115,663.40 - Step 6: Final answer
x = 6,660,756,992.70
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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.