Finding the Fourth Proportional to 168,435,496.62, 252,677,345.99 and 51,860,716.11
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Solution
The fourth proportional to 168,435,496.62, 252,677,345.99 and 51,860,716.11 is: 77,798,494.80
Step by Step Solution
- Step 1: Write the proportion equation
168,435,496.62 : 252,677,345.99 = 51,860,716.11 : x - Step 2: Convert to fraction form
168,435,496.62/252,677,345.99 = 51,860,716.11/x - Step 3: Cross multiply
168,435,496.62x = 252,677,345.99 × 51,860,716.11 - Step 4: Simplify right side
168,435,496.62x = 13,104,028,107,556,334 - Step 5: Solve for x
x = 13,104,028,107,556,334/168,435,496.62 - Step 6: Final answer
x = 77,798,494.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.