Finding the Fourth Proportional to 177,054,882.10, 265,582,323.15 and 128,304,027.70
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Solution
The fourth proportional to 177,054,882.10, 265,582,323.15 and 128,304,027.70 is: 192,456,041.55
Step by Step Solution
- Step 1: Write the proportion equation
177,054,882.10 : 265,582,323.15 = 128,304,027.70 : x - Step 2: Convert to fraction form
177,054,882.10/265,582,323.15 = 128,304,027.70/x - Step 3: Cross multiply
177,054,882.10x = 265,582,323.15 × 128,304,027.70 - Step 4: Simplify right side
177,054,882.10x = 34,075,281,746,067,952 - Step 5: Solve for x
x = 34,075,281,746,067,952/177,054,882.10 - Step 6: Final answer
x = 192,456,041.55
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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.