Finding the Fourth Proportional to 324,210,539.93, 447,405,203.84 and 175,530,472.34
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Solution
The fourth proportional to 324,210,539.93, 447,405,203.84 and 175,530,472.34 is: 242,229,160.02
Step by Step Solution
- Step 1: Write the proportion equation
324,210,539.93 : 447,405,203.84 = 175,530,472.34 : x - Step 2: Convert to fraction form
324,210,539.93/447,405,203.84 = 175,530,472.34/x - Step 3: Cross multiply
324,210,539.93x = 447,405,203.84 × 175,530,472.34 - Step 4: Simplify right side
324,210,539.93x = 78,533,246,754,294,496 - Step 5: Solve for x
x = 78,533,246,754,294,496/324,210,539.93 - Step 6: Final answer
x = 242,229,160.02
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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.