Finding the Fourth Proportional to 117,624,169.70, 164,843,898.70 and 117,624,169.70
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Solution
The fourth proportional to 117,624,169.70, 164,843,898.70 and 117,624,169.70 is: 164,843,898.70
Step by Step Solution
- Step 1: Write the proportion equation
117,624,169.70 : 164,843,898.70 = 117,624,169.70 : x - Step 2: Convert to fraction form
117,624,169.70/164,843,898.70 = 117,624,169.70/x - Step 3: Cross multiply
117,624,169.70x = 164,843,898.70 × 117,624,169.70 - Step 4: Simplify right side
117,624,169.70x = 19,389,626,714,698,408 - Step 5: Solve for x
x = 19,389,626,714,698,408/117,624,169.70 - Step 6: Final answer
x = 164,843,898.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.