Finding the Fourth Proportional to 588,590,847.81, 812,292,059.07 and 324,272,786.13
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Solution
The fourth proportional to 588,590,847.81, 812,292,059.07 and 324,272,786.13 is: 447,516,658.01
Step by Step Solution
- Step 1: Write the proportion equation
588,590,847.81 : 812,292,059.07 = 324,272,786.13 : x - Step 2: Convert to fraction form
588,590,847.81/812,292,059.07 = 324,272,786.13/x - Step 3: Cross multiply
588,590,847.81x = 812,292,059.07 × 324,272,786.13 - Step 4: Simplify right side
588,590,847.81x = 263,404,209,145,903,456 - Step 5: Solve for x
x = 263,404,209,145,903,456/588,590,847.81 - Step 6: Final answer
x = 447,516,658.01
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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.