Finding the Fourth Proportional to 2,645,979,602.56, 3,651,416,208.96 and 1,472,557,563.52
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Solution
The fourth proportional to 2,645,979,602.56, 3,651,416,208.96 and 1,472,557,563.52 is: 2,032,109,601.62
Step by Step Solution
- Step 1: Write the proportion equation
2,645,979,602.56 : 3,651,416,208.96 = 1,472,557,563.52 : x - Step 2: Convert to fraction form
2,645,979,602.56/3,651,416,208.96 = 1,472,557,563.52/x - Step 3: Cross multiply
2,645,979,602.56x = 3,651,416,208.96 × 1,472,557,563.52 - Step 4: Simplify right side
2,645,979,602.56x = 5,376,920,556,063,572,992 - Step 5: Solve for x
x = 5,376,920,556,063,572,992/2,645,979,602.56 - Step 6: Final answer
x = 2,032,109,601.62
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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.