Finding the Fourth Proportional to 194,483,822.76, 291,726,228.24 and 79,468,365.24
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Solution
The fourth proportional to 194,483,822.76, 291,726,228.24 and 79,468,365.24 is: 119,202,749.76
Step by Step Solution
- Step 1: Write the proportion equation
194,483,822.76 : 291,726,228.24 = 79,468,365.24 : x - Step 2: Convert to fraction form
194,483,822.76/291,726,228.24 = 79,468,365.24/x - Step 3: Cross multiply
194,483,822.76x = 291,726,228.24 × 79,468,365.24 - Step 4: Simplify right side
194,483,822.76x = 23,183,006,455,863,920 - Step 5: Solve for x
x = 23,183,006,455,863,920/194,483,822.76 - Step 6: Final answer
x = 119,202,749.76
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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.