Finding the Fourth Proportional to 8,393,118,314.58, 11,578,321,900.68 and 5,003,639,266.02
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Solution
The fourth proportional to 8,393,118,314.58, 11,578,321,900.68 and 5,003,639,266.02 is: 6,902,529,420.59
Step by Step Solution
- Step 1: Write the proportion equation
8,393,118,314.58 : 11,578,321,900.68 = 5,003,639,266.02 : x - Step 2: Convert to fraction form
8,393,118,314.58/11,578,321,900.68 = 5,003,639,266.02/x - Step 3: Cross multiply
8,393,118,314.58x = 11,578,321,900.68 × 5,003,639,266.02 - Step 4: Simplify right side
8,393,118,314.58x = 57,933,746,096,861,773,824 - Step 5: Solve for x
x = 57,933,746,096,861,773,824/8,393,118,314.58 - Step 6: Final answer
x = 6,902,529,420.59
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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.