Finding the Fourth Proportional to 484,244,273.08, 726,361,622.88 and 221,854,396.54
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Solution
The fourth proportional to 484,244,273.08, 726,361,622.88 and 221,854,396.54 is: 332,779,401.79
Step by Step Solution
- Step 1: Write the proportion equation
484,244,273.08 : 726,361,622.88 = 221,854,396.54 : x - Step 2: Convert to fraction form
484,244,273.08/726,361,622.88 = 221,854,396.54/x - Step 3: Cross multiply
484,244,273.08x = 726,361,622.88 × 221,854,396.54 - Step 4: Simplify right side
484,244,273.08x = 161,146,519,513,857,440 - Step 5: Solve for x
x = 161,146,519,513,857,440/484,244,273.08 - Step 6: Final answer
x = 332,779,401.79
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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.