Finding the Fourth Proportional to 617,562,672.25, 926,396,322.11 and 197,444,611.42
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Solution
The fourth proportional to 617,562,672.25, 926,396,322.11 and 197,444,611.42 is: 296,183,642.66
Step by Step Solution
- Step 1: Write the proportion equation
617,562,672.25 : 926,396,322.11 = 197,444,611.42 : x - Step 2: Convert to fraction form
617,562,672.25/926,396,322.11 = 197,444,611.42/x - Step 3: Cross multiply
617,562,672.25x = 926,396,322.11 × 197,444,611.42 - Step 4: Simplify right side
617,562,672.25x = 182,911,961,838,938,880 - Step 5: Solve for x
x = 182,911,961,838,938,880/617,562,672.25 - Step 6: Final answer
x = 296,183,642.66
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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.