Finding the Fourth Proportional to 1,791,460,083,193.90, 2,689,102,406,423.60 and 772,080,684,838.56
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Solution
The fourth proportional to 1,791,460,083,193.90, 2,689,102,406,423.60 and 772,080,684,838.56 is: 1,158,945,179,426.49
Step by Step Solution
- Step 1: Write the proportion equation
1,791,460,083,193.90 : 2,689,102,406,423.60 = 772,080,684,838.56 : x - Step 2: Convert to fraction form
1,791,460,083,193.90/2,689,102,406,423.60 = 772,080,684,838.56/x - Step 3: Cross multiply
1,791,460,083,193.90x = 2,689,102,406,423.60 × 772,080,684,838.56 - Step 4: Simplify right side
1,791,460,083,193.90x = 2,076,204,027,552,552,942,829,568 - Step 5: Solve for x
x = 2,076,204,027,552,552,942,829,568/1,791,460,083,193.90 - Step 6: Final answer
x = 1,158,945,179,426.49
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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.