Finding the Fourth Proportional to 216,735,467.04, 299,095,137.41 and 117,616,214.70
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Solution
The fourth proportional to 216,735,467.04, 299,095,137.41 and 117,616,214.70 is: 162,310,480.96
Step by Step Solution
- Step 1: Write the proportion equation
216,735,467.04 : 299,095,137.41 = 117,616,214.70 : x - Step 2: Convert to fraction form
216,735,467.04/299,095,137.41 = 117,616,214.70/x - Step 3: Cross multiply
216,735,467.04x = 299,095,137.41 × 117,616,214.70 - Step 4: Simplify right side
216,735,467.04x = 35,178,437,897,340,564 - Step 5: Solve for x
x = 35,178,437,897,340,564/216,735,467.04 - Step 6: Final answer
x = 162,310,480.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.