Finding the Fourth Proportional to 162,564,163.28, 224,338,662.36 and 88,224,704.60
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Solution
The fourth proportional to 162,564,163.28, 224,338,662.36 and 88,224,704.60 is: 121,750,155.86
Step by Step Solution
- Step 1: Write the proportion equation
162,564,163.28 : 224,338,662.36 = 88,224,704.60 : x - Step 2: Convert to fraction form
162,564,163.28/224,338,662.36 = 88,224,704.60/x - Step 3: Cross multiply
162,564,163.28x = 224,338,662.36 × 88,224,704.60 - Step 4: Simplify right side
162,564,163.28x = 19,792,212,215,948,448 - Step 5: Solve for x
x = 19,792,212,215,948,448/162,564,163.28 - Step 6: Final answer
x = 121,750,155.86
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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.