Finding the Fourth Proportional to 232,308,338.20, 348,462,507.30 and 162,772,235.80
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Solution
The fourth proportional to 232,308,338.20, 348,462,507.30 and 162,772,235.80 is: 244,158,353.70
Step by Step Solution
- Step 1: Write the proportion equation
232,308,338.20 : 348,462,507.30 = 162,772,235.80 : x - Step 2: Convert to fraction form
232,308,338.20/348,462,507.30 = 162,772,235.80/x - Step 3: Cross multiply
232,308,338.20x = 348,462,507.30 × 162,772,235.80 - Step 4: Simplify right side
232,308,338.20x = 56,720,021,405,694,824 - Step 5: Solve for x
x = 56,720,021,405,694,824/232,308,338.20 - Step 6: Final answer
x = 244,158,353.70
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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.