Finding the Fourth Proportional to 132,079,844.79, 182,281,735.98 and 73,353,990.60
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Solution
The fourth proportional to 132,079,844.79, 182,281,735.98 and 73,353,990.60 is: 101,234,921.72
Step by Step Solution
- Step 1: Write the proportion equation
132,079,844.79 : 182,281,735.98 = 73,353,990.60 : x - Step 2: Convert to fraction form
132,079,844.79/182,281,735.98 = 73,353,990.60/x - Step 3: Cross multiply
132,079,844.79x = 182,281,735.98 × 73,353,990.60 - Step 4: Simplify right side
132,079,844.79x = 13,371,092,747,628,600 - Step 5: Solve for x
x = 13,371,092,747,628,600/132,079,844.79 - Step 6: Final answer
x = 101,234,921.72
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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.