Finding the Fourth Proportional to 1,595,342,741.88, 2,201,940,315.84 and 935,505,596.28
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Solution
The fourth proportional to 1,595,342,741.88, 2,201,940,315.84 and 935,505,596.28 is: 1,291,213,125.60
Step by Step Solution
- Step 1: Write the proportion equation
1,595,342,741.88 : 2,201,940,315.84 = 935,505,596.28 : x - Step 2: Convert to fraction form
1,595,342,741.88/2,201,940,315.84 = 935,505,596.28/x - Step 3: Cross multiply
1,595,342,741.88x = 2,201,940,315.84 × 935,505,596.28 - Step 4: Simplify right side
1,595,342,741.88x = 2,059,927,488,142,870,784 - Step 5: Solve for x
x = 2,059,927,488,142,870,784/1,595,342,741.88 - Step 6: Final answer
x = 1,291,213,125.60
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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.