Finding the Fourth Proportional to 232,296,826.44, 320,637,315.24 and 151,840,505.70
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Solution
The fourth proportional to 232,296,826.44, 320,637,315.24 and 151,840,505.70 is: 209,584,146.45
Step by Step Solution
- Step 1: Write the proportion equation
232,296,826.44 : 320,637,315.24 = 151,840,505.70 : x - Step 2: Convert to fraction form
232,296,826.44/320,637,315.24 = 151,840,505.70/x - Step 3: Cross multiply
232,296,826.44x = 320,637,315.24 × 151,840,505.70 - Step 4: Simplify right side
232,296,826.44x = 48,685,732,092,331,912 - Step 5: Solve for x
x = 48,685,732,092,331,912/232,296,826.44 - Step 6: Final answer
x = 209,584,146.45
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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.