Finding the Fourth Proportional to 1,468,979,342.40, 2,202,954,631.20 and 433,566,062.40
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Solution
The fourth proportional to 1,468,979,342.40, 2,202,954,631.20 and 433,566,062.40 is: 650,197,274.75
Step by Step Solution
- Step 1: Write the proportion equation
1,468,979,342.40 : 2,202,954,631.20 = 433,566,062.40 : x - Step 2: Convert to fraction form
1,468,979,342.40/2,202,954,631.20 = 433,566,062.40/x - Step 3: Cross multiply
1,468,979,342.40x = 2,202,954,631.20 × 433,566,062.40 - Step 4: Simplify right side
1,468,979,342.40x = 955,126,365,095,228,032 - Step 5: Solve for x
x = 955,126,365,095,228,032/1,468,979,342.40 - Step 6: Final answer
x = 650,197,274.75
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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.