Finding the Fourth Proportional to 145,668,749.19, 201,023,090.06 and 82,944,898.26
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Solution
The fourth proportional to 145,668,749.19, 201,023,090.06 and 82,944,898.26 is: 114,464,082.69
Step by Step Solution
- Step 1: Write the proportion equation
145,668,749.19 : 201,023,090.06 = 82,944,898.26 : x - Step 2: Convert to fraction form
145,668,749.19/201,023,090.06 = 82,944,898.26/x - Step 3: Cross multiply
145,668,749.19x = 201,023,090.06 × 82,944,898.26 - Step 4: Simplify right side
145,668,749.19x = 16,673,839,752,522,794 - Step 5: Solve for x
x = 16,673,839,752,522,794/145,668,749.19 - Step 6: Final answer
x = 114,464,082.69
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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.