Finding the Fourth Proportional to 84,085,154.57, 126,134,334.75 and 22,673,388.71
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Solution
The fourth proportional to 84,085,154.57, 126,134,334.75 and 22,673,388.71 is: 34,011,863.52
Step by Step Solution
- Step 1: Write the proportion equation
84,085,154.57 : 126,134,334.75 = 22,673,388.71 : x - Step 2: Convert to fraction form
84,085,154.57/126,134,334.75 = 22,673,388.71/x - Step 3: Cross multiply
84,085,154.57x = 126,134,334.75 × 22,673,388.71 - Step 4: Simplify right side
84,085,154.57x = 2,859,892,800,833,339 - Step 5: Solve for x
x = 2,859,892,800,833,339/84,085,154.57 - Step 6: Final answer
x = 34,011,863.52
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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.