Finding the Fourth Proportional to 783,336,396,617.70, 1,175,541,320,492.40 and 273,395,163,577.90
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Solution
The fourth proportional to 783,336,396,617.70, 1,175,541,320,492.40 and 273,395,163,577.90 is: 410,280,069,962.65
Step by Step Solution
- Step 1: Write the proportion equation
783,336,396,617.70 : 1,175,541,320,492.40 = 273,395,163,577.90 : x - Step 2: Convert to fraction form
783,336,396,617.70/1,175,541,320,492.40 = 273,395,163,577.90/x - Step 3: Cross multiply
783,336,396,617.70x = 1,175,541,320,492.40 × 273,395,163,577.90 - Step 4: Simplify right side
783,336,396,617.70x = 321,387,311,608,600,222,236,672 - Step 5: Solve for x
x = 321,387,311,608,600,222,236,672/783,336,396,617.70 - Step 6: Final answer
x = 410,280,069,962.65
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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.