Finding the Fourth Proportional to 2,069,715,517.70, 3,104,573,276.55 and 1,661,568,829.70
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Solution
The fourth proportional to 2,069,715,517.70, 3,104,573,276.55 and 1,661,568,829.70 is: 2,492,353,244.55
Step by Step Solution
- Step 1: Write the proportion equation
2,069,715,517.70 : 3,104,573,276.55 = 1,661,568,829.70 : x - Step 2: Convert to fraction form
2,069,715,517.70/3,104,573,276.55 = 1,661,568,829.70/x - Step 3: Cross multiply
2,069,715,517.70x = 3,104,573,276.55 × 1,661,568,829.70 - Step 4: Simplify right side
2,069,715,517.70x = 5,158,462,185,835,078,656 - Step 5: Solve for x
x = 5,158,462,185,835,078,656/2,069,715,517.70 - Step 6: Final answer
x = 2,492,353,244.55
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1.5x scale
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.