Finding the Fourth Proportional to 2,438,068,513.08, 3,364,477,320.60 and 1,434,551,079
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Solution
The fourth proportional to 2,438,068,513.08, 3,364,477,320.60 and 1,434,551,079 is: 1,979,646,816.59
Step by Step Solution
- Step 1: Write the proportion equation
2,438,068,513.08 : 3,364,477,320.60 = 1,434,551,079 : x - Step 2: Convert to fraction form
2,438,068,513.08/3,364,477,320.60 = 1,434,551,079/x - Step 3: Cross multiply
2,438,068,513.08x = 3,364,477,320.60 × 1,434,551,079 - Step 4: Simplify right side
2,438,068,513.08x = 4,826,514,570,537,758,720 - Step 5: Solve for x
x = 4,826,514,570,537,758,720/2,438,068,513.08 - Step 6: Final answer
x = 1,979,646,816.59
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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.