Finding the Fourth Proportional to 8,388,230,326.76, 11,576,035,884.74 and 4,577,961,914.92
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Solution
The fourth proportional to 8,388,230,326.76, 11,576,035,884.74 and 4,577,961,914.92 is: 6,317,739,182.37
Step by Step Solution
- Step 1: Write the proportion equation
8,388,230,326.76 : 11,576,035,884.74 = 4,577,961,914.92 : x - Step 2: Convert to fraction form
8,388,230,326.76/11,576,035,884.74 = 4,577,961,914.92/x - Step 3: Cross multiply
8,388,230,326.76x = 11,576,035,884.74 × 4,577,961,914.92 - Step 4: Simplify right side
8,388,230,326.76x = 52,994,651,406,086,963,200 - Step 5: Solve for x
x = 52,994,651,406,086,963,200/8,388,230,326.76 - Step 6: Final answer
x = 6,317,739,182.37
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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.