Finding the Fourth Proportional to 1,791,460,083,194.90, 2,689,102,406,425.10 and 772,080,684,839.56
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Solution
The fourth proportional to 1,791,460,083,194.90, 2,689,102,406,425.10 and 772,080,684,839.56 is: 1,158,945,179,427.99
Step by Step Solution
- Step 1: Write the proportion equation
1,791,460,083,194.90 : 2,689,102,406,425.10 = 772,080,684,839.56 : x - Step 2: Convert to fraction form
1,791,460,083,194.90/2,689,102,406,425.10 = 772,080,684,839.56/x - Step 3: Cross multiply
1,791,460,083,194.90x = 2,689,102,406,425.10 × 772,080,684,839.56 - Step 4: Simplify right side
1,791,460,083,194.90x = 2,076,204,027,556,400,159,784,960 - Step 5: Solve for x
x = 2,076,204,027,556,400,159,784,960/1,791,460,083,194.90 - Step 6: Final answer
x = 1,158,945,179,427.99
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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.