Finding the Fourth Proportional to 302,198,795.80, 453,298,193.70 and 83,848,715.80
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Solution
The fourth proportional to 302,198,795.80, 453,298,193.70 and 83,848,715.80 is: 125,773,073.70
Step by Step Solution
- Step 1: Write the proportion equation
302,198,795.80 : 453,298,193.70 = 83,848,715.80 : x - Step 2: Convert to fraction form
302,198,795.80/453,298,193.70 = 83,848,715.80/x - Step 3: Cross multiply
302,198,795.80x = 453,298,193.70 × 83,848,715.80 - Step 4: Simplify right side
302,198,795.80x = 38,008,471,416,204,648 - Step 5: Solve for x
x = 38,008,471,416,204,648/302,198,795.80 - Step 6: Final answer
x = 125,773,073.70
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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.