Finding the Fourth Proportional to 19,641,601,964, 27,105,421,583.68 and 10,609,360,023.36
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Solution
The fourth proportional to 19,641,601,964, 27,105,421,583.68 and 10,609,360,023.36 is: 14,640,922,705.45
Step by Step Solution
- Step 1: Write the proportion equation
19,641,601,964 : 27,105,421,583.68 = 10,609,360,023.36 : x - Step 2: Convert to fraction form
19,641,601,964/27,105,421,583.68 = 10,609,360,023.36/x - Step 3: Cross multiply
19,641,601,964x = 27,105,421,583.68 × 10,609,360,023.36 - Step 4: Simplify right side
19,641,601,964x = 287,571,176,166,213,910,528 - Step 5: Solve for x
x = 287,571,176,166,213,910,528/19,641,601,964 - Step 6: Final answer
x = 14,640,922,705.45
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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.