Finding the Fourth Proportional to 136,485,228.30, 204,727,842.45 and 39,444,101.70
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Solution
The fourth proportional to 136,485,228.30, 204,727,842.45 and 39,444,101.70 is: 59,166,152.55
Step by Step Solution
- Step 1: Write the proportion equation
136,485,228.30 : 204,727,842.45 = 39,444,101.70 : x - Step 2: Convert to fraction form
136,485,228.30/204,727,842.45 = 39,444,101.70/x - Step 3: Cross multiply
136,485,228.30x = 204,727,842.45 × 39,444,101.70 - Step 4: Simplify right side
136,485,228.30x = 8,075,305,838,419,377 - Step 5: Solve for x
x = 8,075,305,838,419,377/136,485,228.30 - Step 6: Final answer
x = 59,166,152.55
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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.