Finding the Fourth Proportional to 133,059,052.30, 199,588,578.45 and 113,575,506.70
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Solution
The fourth proportional to 133,059,052.30, 199,588,578.45 and 113,575,506.70 is: 170,363,260.05
Step by Step Solution
- Step 1: Write the proportion equation
133,059,052.30 : 199,588,578.45 = 113,575,506.70 : x - Step 2: Convert to fraction form
133,059,052.30/199,588,578.45 = 113,575,506.70/x - Step 3: Cross multiply
133,059,052.30x = 199,588,578.45 × 113,575,506.70 - Step 4: Simplify right side
133,059,052.30x = 22,668,373,928,991,448 - Step 5: Solve for x
x = 22,668,373,928,991,448/133,059,052.30 - Step 6: Final answer
x = 170,363,260.05
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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.