Finding the Fourth Proportional to 292,413,332.70, 438,619,999.05 and 235,017,704.70
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Solution
The fourth proportional to 292,413,332.70, 438,619,999.05 and 235,017,704.70 is: 352,526,557.05
Step by Step Solution
- Step 1: Write the proportion equation
292,413,332.70 : 438,619,999.05 = 235,017,704.70 : x - Step 2: Convert to fraction form
292,413,332.70/438,619,999.05 = 235,017,704.70/x - Step 3: Cross multiply
292,413,332.70x = 438,619,999.05 × 235,017,704.70 - Step 4: Simplify right side
292,413,332.70x = 103,083,465,412,247,184 - Step 5: Solve for x
x = 103,083,465,412,247,184/292,413,332.70 - Step 6: Final answer
x = 352,526,557.05
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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.