Finding the Fourth Proportional to 117,625,621,889.80, 176,438,432,834.70 and 29,293,750,397.80
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Solution
The fourth proportional to 117,625,621,889.80, 176,438,432,834.70 and 29,293,750,397.80 is: 43,940,625,596.70
Step by Step Solution
- Step 1: Write the proportion equation
117,625,621,889.80 : 176,438,432,834.70 = 29,293,750,397.80 : x - Step 2: Convert to fraction form
117,625,621,889.80/176,438,432,834.70 = 29,293,750,397.80/x - Step 3: Cross multiply
117,625,621,889.80x = 176,438,432,834.70 × 29,293,750,397.80 - Step 4: Simplify right side
117,625,621,889.80x = 5,168,543,412,038,701,940,736 - Step 5: Solve for x
x = 5,168,543,412,038,701,940,736/117,625,621,889.80 - Step 6: Final answer
x = 43,940,625,596.70
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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.