Finding the Fourth Proportional to 1,345,660,959,163.10, 1,857,012,214,246.30 and 736,672,271,134.12
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Solution
The fourth proportional to 1,345,660,959,163.10, 1,857,012,214,246.30 and 736,672,271,134.12 is: 1,016,607,783,764.06
Step by Step Solution
- Step 1: Write the proportion equation
1,345,660,959,163.10 : 1,857,012,214,246.30 = 736,672,271,134.12 : x - Step 2: Convert to fraction form
1,345,660,959,163.10/1,857,012,214,246.30 = 736,672,271,134.12/x - Step 3: Cross multiply
1,345,660,959,163.10x = 1,857,012,214,246.30 × 736,672,271,134.12 - Step 4: Simplify right side
1,345,660,959,163.10x = 1,368,009,405,392,622,966,538,240 - Step 5: Solve for x
x = 1,368,009,405,392,622,966,538,240/1,345,660,959,163.10 - Step 6: Final answer
x = 1,016,607,783,764.06
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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.