Finding the Fourth Proportional to 1,651,940,523.84, 2,477,993,123.58 and 471,696,052.95
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Solution
The fourth proportional to 1,651,940,523.84, 2,477,993,123.58 and 471,696,052.95 is: 707,567,590.21
Step by Step Solution
- Step 1: Write the proportion equation
1,651,940,523.84 : 2,477,993,123.58 = 471,696,052.95 : x - Step 2: Convert to fraction form
1,651,940,523.84/2,477,993,123.58 = 471,696,052.95/x - Step 3: Cross multiply
1,651,940,523.84x = 2,477,993,123.58 × 471,696,052.95 - Step 4: Simplify right side
1,651,940,523.84x = 1,168,859,575,629,927,424 - Step 5: Solve for x
x = 1,168,859,575,629,927,424/1,651,940,523.84 - Step 6: Final answer
x = 707,567,590.21
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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.