Finding the Fourth Proportional to 175,645,329.94, 242,311,067.49 and 106,008,450.58
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Solution
The fourth proportional to 175,645,329.94, 242,311,067.49 and 106,008,450.58 is: 146,243,687.96
Step by Step Solution
- Step 1: Write the proportion equation
175,645,329.94 : 242,311,067.49 = 106,008,450.58 : x - Step 2: Convert to fraction form
175,645,329.94/242,311,067.49 = 106,008,450.58/x - Step 3: Cross multiply
175,645,329.94x = 242,311,067.49 × 106,008,450.58 - Step 4: Simplify right side
175,645,329.94x = 25,687,020,823,000,712 - Step 5: Solve for x
x = 25,687,020,823,000,712/175,645,329.94 - Step 6: Final answer
x = 146,243,687.96
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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.