Finding the Fourth Proportional to 205,272,122.88, 308,009,350.08 and 96,104,686.08
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Solution
The fourth proportional to 205,272,122.88, 308,009,350.08 and 96,104,686.08 is: 144,204,393.09
Step by Step Solution
- Step 1: Write the proportion equation
205,272,122.88 : 308,009,350.08 = 96,104,686.08 : x - Step 2: Convert to fraction form
205,272,122.88/308,009,350.08 = 96,104,686.08/x - Step 3: Cross multiply
205,272,122.88x = 308,009,350.08 × 96,104,686.08 - Step 4: Simplify right side
205,272,122.88x = 29,601,141,899,143,220 - Step 5: Solve for x
x = 29,601,141,899,143,220/205,272,122.88 - Step 6: Final answer
x = 144,204,393.09
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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.