Finding the Fourth Proportional to 197,176,401.36, 295,771,348.08 and 67,782,906
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Solution
The fourth proportional to 197,176,401.36, 295,771,348.08 and 67,782,906 is: 101,676,678.07
Step by Step Solution
- Step 1: Write the proportion equation
197,176,401.36 : 295,771,348.08 = 67,782,906 : x - Step 2: Convert to fraction form
197,176,401.36/295,771,348.08 = 67,782,906/x - Step 3: Cross multiply
197,176,401.36x = 295,771,348.08 × 67,782,906 - Step 4: Simplify right side
197,176,401.36x = 20,048,241,484,399,920 - Step 5: Solve for x
x = 20,048,241,484,399,920/197,176,401.36 - Step 6: Final answer
x = 101,676,678.07
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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.