Finding the Fourth Proportional to 3,069,948,492.84, 4,236,541,597.98 and 1,660,252,425.96
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Solution
The fourth proportional to 3,069,948,492.84, 4,236,541,597.98 and 1,660,252,425.96 is: 2,291,155,204.11
Step by Step Solution
- Step 1: Write the proportion equation
3,069,948,492.84 : 4,236,541,597.98 = 1,660,252,425.96 : x - Step 2: Convert to fraction form
3,069,948,492.84/4,236,541,597.98 = 1,660,252,425.96/x - Step 3: Cross multiply
3,069,948,492.84x = 4,236,541,597.98 × 1,660,252,425.96 - Step 4: Simplify right side
3,069,948,492.84x = 7,033,728,465,726,750,720 - Step 5: Solve for x
x = 7,033,728,465,726,750,720/3,069,948,492.84 - Step 6: Final answer
x = 2,291,155,204.11
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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.