Finding the Fourth Proportional to 19,397,716,579.80, 29,096,574,869.70 and 19,397,716,579.80
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Solution
The fourth proportional to 19,397,716,579.80, 29,096,574,869.70 and 19,397,716,579.80 is: 29,096,574,869.70
Step by Step Solution
- Step 1: Write the proportion equation
19,397,716,579.80 : 29,096,574,869.70 = 19,397,716,579.80 : x - Step 2: Convert to fraction form
19,397,716,579.80/29,096,574,869.70 = 19,397,716,579.80/x - Step 3: Cross multiply
19,397,716,579.80x = 29,096,574,869.70 × 19,397,716,579.80 - Step 4: Simplify right side
19,397,716,579.80x = 564,407,112,765,371,711,488 - Step 5: Solve for x
x = 564,407,112,765,371,711,488/19,397,716,579.80 - Step 6: Final answer
x = 29,096,574,869.70
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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.