Finding the Fourth Proportional to 79,835,315.99, 119,752,175.64 and 25,247,910.81
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Solution
The fourth proportional to 79,835,315.99, 119,752,175.64 and 25,247,910.81 is: 37,871,613.74
Step by Step Solution
- Step 1: Write the proportion equation
79,835,315.99 : 119,752,175.64 = 25,247,910.81 : x - Step 2: Convert to fraction form
79,835,315.99/119,752,175.64 = 25,247,910.81/x - Step 3: Cross multiply
79,835,315.99x = 119,752,175.64 × 25,247,910.81 - Step 4: Simplify right side
79,835,315.99x = 3,023,492,249,647,848.50 - Step 5: Solve for x
x = 3,023,492,249,647,848.50/79,835,315.99 - Step 6: Final answer
x = 37,871,613.74
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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.