Finding the Fourth Proportional to 236,742,692.80, 355,114,039.20 and 150,861,827.20
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Solution
The fourth proportional to 236,742,692.80, 355,114,039.20 and 150,861,827.20 is: 226,292,740.80
Step by Step Solution
- Step 1: Write the proportion equation
236,742,692.80 : 355,114,039.20 = 150,861,827.20 : x - Step 2: Convert to fraction form
236,742,692.80/355,114,039.20 = 150,861,827.20/x - Step 3: Cross multiply
236,742,692.80x = 355,114,039.20 × 150,861,827.20 - Step 4: Simplify right side
236,742,692.80x = 53,573,152,818,084,424 - Step 5: Solve for x
x = 53,573,152,818,084,424/236,742,692.80 - Step 6: Final answer
x = 226,292,740.80
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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.