Finding the Fourth Proportional to 1,343,966,486.38, 2,016,672,491.76 and 1,295,048,228.06
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Solution
The fourth proportional to 1,343,966,486.38, 2,016,672,491.76 and 1,295,048,228.06 is: 1,943,268,796.88
Step by Step Solution
- Step 1: Write the proportion equation
1,343,966,486.38 : 2,016,672,491.76 = 1,295,048,228.06 : x - Step 2: Convert to fraction form
1,343,966,486.38/2,016,672,491.76 = 1,295,048,228.06/x - Step 3: Cross multiply
1,343,966,486.38x = 2,016,672,491.76 × 1,295,048,228.06 - Step 4: Simplify right side
1,343,966,486.38x = 2,611,688,137,031,253,504 - Step 5: Solve for x
x = 2,611,688,137,031,253,504/1,343,966,486.38 - Step 6: Final answer
x = 1,943,268,796.88
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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.