Finding the Fourth Proportional to 179,394,913.70, 269,092,370.55 and 97,552,999.70
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Solution
The fourth proportional to 179,394,913.70, 269,092,370.55 and 97,552,999.70 is: 146,329,499.55
Step by Step Solution
- Step 1: Write the proportion equation
179,394,913.70 : 269,092,370.55 = 97,552,999.70 : x - Step 2: Convert to fraction form
179,394,913.70/269,092,370.55 = 97,552,999.70/x - Step 3: Cross multiply
179,394,913.70x = 269,092,370.55 × 97,552,999.70 - Step 4: Simplify right side
179,394,913.70x = 26,250,767,943,536,440 - Step 5: Solve for x
x = 26,250,767,943,536,440/179,394,913.70 - Step 6: Final answer
x = 146,329,499.55
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1.5x scale
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.