Finding the Fourth Proportional to 350,793,378,561.36, 484,081,899,788.16 and 190,397,852,377.68
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Solution
The fourth proportional to 350,793,378,561.36, 484,081,899,788.16 and 190,397,852,377.68 is: 262,742,000,640.28
Step by Step Solution
- Step 1: Write the proportion equation
350,793,378,561.36 : 484,081,899,788.16 = 190,397,852,377.68 : x - Step 2: Convert to fraction form
350,793,378,561.36/484,081,899,788.16 = 190,397,852,377.68/x - Step 3: Cross multiply
350,793,378,561.36x = 484,081,899,788.16 × 190,397,852,377.68 - Step 4: Simplify right side
350,793,378,561.36x = 92,168,154,094,572,956,286,976 - Step 5: Solve for x
x = 92,168,154,094,572,956,286,976/350,793,378,561.36 - Step 6: Final answer
x = 262,742,000,640.28
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.