Finding the Fourth Proportional to 292,541,009.53, 403,706,495.74 and 160,379,168.41
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Solution
The fourth proportional to 292,541,009.53, 403,706,495.74 and 160,379,168.41 is: 221,323,199.00
Step by Step Solution
- Step 1: Write the proportion equation
292,541,009.53 : 403,706,495.74 = 160,379,168.41 : x - Step 2: Convert to fraction form
292,541,009.53/403,706,495.74 = 160,379,168.41/x - Step 3: Cross multiply
292,541,009.53x = 403,706,495.74 × 160,379,168.41 - Step 4: Simplify right side
292,541,009.53x = 64,746,112,067,694,512 - Step 5: Solve for x
x = 64,746,112,067,694,512/292,541,009.53 - Step 6: Final answer
x = 221,323,199.00
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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.