Finding the Fourth Proportional to 177,447,184.84, 265,932,855.48 and 138,102,947.28
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Solution
The fourth proportional to 177,447,184.84, 265,932,855.48 and 138,102,947.28 is: 206,969,252.03
Step by Step Solution
- Step 1: Write the proportion equation
177,447,184.84 : 265,932,855.48 = 138,102,947.28 : x - Step 2: Convert to fraction form
177,447,184.84/265,932,855.48 = 138,102,947.28/x - Step 3: Cross multiply
177,447,184.84x = 265,932,855.48 × 138,102,947.28 - Step 4: Simplify right side
177,447,184.84x = 36,726,111,120,374,296 - Step 5: Solve for x
x = 36,726,111,120,374,296/177,447,184.84 - Step 6: Final answer
x = 206,969,252.03
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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.