Finding the Fourth Proportional to 466,413,147.36, 643,650,387.70 and 254,722,876
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Solution
The fourth proportional to 466,413,147.36, 643,650,387.70 and 254,722,876 is: 351,517,702.32
Step by Step Solution
- Step 1: Write the proportion equation
466,413,147.36 : 643,650,387.70 = 254,722,876 : x - Step 2: Convert to fraction form
466,413,147.36/643,650,387.70 = 254,722,876/x - Step 3: Cross multiply
466,413,147.36x = 643,650,387.70 × 254,722,876 - Step 4: Simplify right side
466,413,147.36x = 163,952,477,893,459,040 - Step 5: Solve for x
x = 163,952,477,893,459,040/466,413,147.36 - Step 6: Final answer
x = 351,517,702.32
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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.