Finding the Fourth Proportional to 146,228,990.76, 201,817,665.66 and 92,588,637.69
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Solution
The fourth proportional to 146,228,990.76, 201,817,665.66 and 92,588,637.69 is: 127,786,033.59
Step by Step Solution
- Step 1: Write the proportion equation
146,228,990.76 : 201,817,665.66 = 92,588,637.69 : x - Step 2: Convert to fraction form
146,228,990.76/201,817,665.66 = 92,588,637.69/x - Step 3: Cross multiply
146,228,990.76x = 201,817,665.66 × 92,588,637.69 - Step 4: Simplify right side
146,228,990.76x = 18,686,022,725,235,292 - Step 5: Solve for x
x = 18,686,022,725,235,292/146,228,990.76 - Step 6: Final answer
x = 127,786,033.59
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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.