Finding the Fourth Proportional to 4,051,490,043.60, 6,077,121,696.18 and 1,291,284,691.92
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Solution
The fourth proportional to 4,051,490,043.60, 6,077,121,696.18 and 1,291,284,691.92 is: 1,936,890,905.02
Step by Step Solution
- Step 1: Write the proportion equation
4,051,490,043.60 : 6,077,121,696.18 = 1,291,284,691.92 : x - Step 2: Convert to fraction form
4,051,490,043.60/6,077,121,696.18 = 1,291,284,691.92/x - Step 3: Cross multiply
4,051,490,043.60x = 6,077,121,696.18 × 1,291,284,691.92 - Step 4: Simplify right side
4,051,490,043.60x = 7,847,294,217,212,139,520 - Step 5: Solve for x
x = 7,847,294,217,212,139,520/4,051,490,043.60 - Step 6: Final answer
x = 1,936,890,905.02
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1.5x scale
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.