Finding the Fourth Proportional to 694,012,544.34, 1,041,021,249.78 and 176,443,040.58
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Solution
The fourth proportional to 694,012,544.34, 1,041,021,249.78 and 176,443,040.58 is: 264,665,179.50
Step by Step Solution
- Step 1: Write the proportion equation
694,012,544.34 : 1,041,021,249.78 = 176,443,040.58 : x - Step 2: Convert to fraction form
694,012,544.34/1,041,021,249.78 = 176,443,040.58/x - Step 3: Cross multiply
694,012,544.34x = 1,041,021,249.78 × 176,443,040.58 - Step 4: Simplify right side
694,012,544.34x = 183,680,954,619,574,880 - Step 5: Solve for x
x = 183,680,954,619,574,880/694,012,544.34 - Step 6: Final answer
x = 264,665,179.50
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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.