Finding the Fourth Proportional to 133,034,809.70, 199,552,214.55 and 96,471,668.90
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Solution
The fourth proportional to 133,034,809.70, 199,552,214.55 and 96,471,668.90 is: 144,707,503.35
Step by Step Solution
- Step 1: Write the proportion equation
133,034,809.70 : 199,552,214.55 = 96,471,668.90 : x - Step 2: Convert to fraction form
133,034,809.70/199,552,214.55 = 96,471,668.90/x - Step 3: Cross multiply
133,034,809.70x = 199,552,214.55 × 96,471,668.90 - Step 4: Simplify right side
133,034,809.70x = 19,251,135,170,329,364 - Step 5: Solve for x
x = 19,251,135,170,329,364/133,034,809.70 - Step 6: Final answer
x = 144,707,503.35
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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.