Finding the Fourth Proportional to 134,413,578.90, 201,620,368.35 and 134,413,578.90
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Solution
The fourth proportional to 134,413,578.90, 201,620,368.35 and 134,413,578.90 is: 201,620,368.35
Step by Step Solution
- Step 1: Write the proportion equation
134,413,578.90 : 201,620,368.35 = 134,413,578.90 : x - Step 2: Convert to fraction form
134,413,578.90/201,620,368.35 = 134,413,578.90/x - Step 3: Cross multiply
134,413,578.90x = 201,620,368.35 × 134,413,578.90 - Step 4: Simplify right side
134,413,578.90x = 27,100,515,289,059,788 - Step 5: Solve for x
x = 27,100,515,289,059,788/134,413,578.90 - Step 6: Final answer
x = 201,620,368.35
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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.