Finding the Fourth Proportional to 162,578,622.80, 224,358,711.36 and 88,239,179.36
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Solution
The fourth proportional to 162,578,622.80, 224,358,711.36 and 88,239,179.36 is: 121,770,182.52
Step by Step Solution
- Step 1: Write the proportion equation
162,578,622.80 : 224,358,711.36 = 88,239,179.36 : x - Step 2: Convert to fraction form
162,578,622.80/224,358,711.36 = 88,239,179.36/x - Step 3: Cross multiply
162,578,622.80x = 224,358,711.36 × 88,239,179.36 - Step 4: Simplify right side
162,578,622.80x = 19,797,228,572,673,512 - Step 5: Solve for x
x = 19,797,228,572,673,512/162,578,622.80 - Step 6: Final answer
x = 121,770,182.52
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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.