Finding the Fourth Proportional to 186,546,261.36, 257,434,297.56 and 104,045,389.68
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Solution
The fourth proportional to 186,546,261.36, 257,434,297.56 and 104,045,389.68 is: 143,582,892.58
Step by Step Solution
- Step 1: Write the proportion equation
186,546,261.36 : 257,434,297.56 = 104,045,389.68 : x - Step 2: Convert to fraction form
186,546,261.36/257,434,297.56 = 104,045,389.68/x - Step 3: Cross multiply
186,546,261.36x = 257,434,297.56 × 104,045,389.68 - Step 4: Simplify right side
186,546,261.36x = 26,784,851,806,627,276 - Step 5: Solve for x
x = 26,784,851,806,627,276/186,546,261.36 - Step 6: Final answer
x = 143,582,892.58
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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.