Finding the Fourth Proportional to 609,226,446,696.21, 840,721,186,104.12 and 334,866,233,954.28
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Solution
The fourth proportional to 609,226,446,696.21, 840,721,186,104.12 and 334,866,233,954.28 is: 462,109,186,039.07
Step by Step Solution
- Step 1: Write the proportion equation
609,226,446,696.21 : 840,721,186,104.12 = 334,866,233,954.28 : x - Step 2: Convert to fraction form
609,226,446,696.21/840,721,186,104.12 = 334,866,233,954.28/x - Step 3: Cross multiply
609,226,446,696.21x = 840,721,186,104.12 × 334,866,233,954.28 - Step 4: Simplify right side
609,226,446,696.21x = 281,529,137,396,262,046,269,440 - Step 5: Solve for x
x = 281,529,137,396,262,046,269,440/609,226,446,696.21 - Step 6: Final answer
x = 462,109,186,039.07
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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.