Finding the Fourth Proportional to 4,498,037,538.22, 6,207,213,990.45 and 2,490,832,907.74
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Solution
The fourth proportional to 4,498,037,538.22, 6,207,213,990.45 and 2,490,832,907.74 is: 3,437,306,323.35
Step by Step Solution
- Step 1: Write the proportion equation
4,498,037,538.22 : 6,207,213,990.45 = 2,490,832,907.74 : x - Step 2: Convert to fraction form
4,498,037,538.22/6,207,213,990.45 = 2,490,832,907.74/x - Step 3: Cross multiply
4,498,037,538.22x = 6,207,213,990.45 × 2,490,832,907.74 - Step 4: Simplify right side
4,498,037,538.22x = 15,461,132,872,796,979,200 - Step 5: Solve for x
x = 15,461,132,872,796,979,200/4,498,037,538.22 - Step 6: Final answer
x = 3,437,306,323.35
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1.5x scale
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.