Finding the Fourth Proportional to 148,176,618.21, 204,483,733.11 and 82,986,522.21
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Solution
The fourth proportional to 148,176,618.21, 204,483,733.11 and 82,986,522.21 is: 114,521,400.64
Step by Step Solution
- Step 1: Write the proportion equation
148,176,618.21 : 204,483,733.11 = 82,986,522.21 : x - Step 2: Convert to fraction form
148,176,618.21/204,483,733.11 = 82,986,522.21/x - Step 3: Cross multiply
148,176,618.21x = 204,483,733.11 × 82,986,522.21 - Step 4: Simplify right side
148,176,618.21x = 16,969,393,859,316,728 - Step 5: Solve for x
x = 16,969,393,859,316,728/148,176,618.21 - Step 6: Final answer
x = 114,521,400.64
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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.