Finding the Fourth Proportional to 63,423,218.70, 95,134,828.05 and 52,085,810.70
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Solution
The fourth proportional to 63,423,218.70, 95,134,828.05 and 52,085,810.70 is: 78,128,716.05
Step by Step Solution
- Step 1: Write the proportion equation
63,423,218.70 : 95,134,828.05 = 52,085,810.70 : x - Step 2: Convert to fraction form
63,423,218.70/95,134,828.05 = 52,085,810.70/x - Step 3: Cross multiply
63,423,218.70x = 95,134,828.05 × 52,085,810.70 - Step 4: Simplify right side
63,423,218.70x = 4,955,174,644,789,350 - Step 5: Solve for x
x = 4,955,174,644,789,350/63,423,218.70 - Step 6: Final answer
x = 78,128,716.05
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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.