Finding the Fourth Proportional to 45,946,095.40, 68,919,143.10 and 44,387,201.80
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Solution
The fourth proportional to 45,946,095.40, 68,919,143.10 and 44,387,201.80 is: 66,580,802.70
Step by Step Solution
- Step 1: Write the proportion equation
45,946,095.40 : 68,919,143.10 = 44,387,201.80 : x - Step 2: Convert to fraction form
45,946,095.40/68,919,143.10 = 44,387,201.80/x - Step 3: Cross multiply
45,946,095.40x = 68,919,143.10 × 44,387,201.80 - Step 4: Simplify right side
45,946,095.40x = 3,059,127,912,662,777 - Step 5: Solve for x
x = 3,059,127,912,662,777/45,946,095.40 - Step 6: Final answer
x = 66,580,802.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.