Finding the Fourth Proportional to 1,209,859,635.80, 1,814,789,453.70 and 596,737,587.80
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Solution
The fourth proportional to 1,209,859,635.80, 1,814,789,453.70 and 596,737,587.80 is: 895,106,381.70
Step by Step Solution
- Step 1: Write the proportion equation
1,209,859,635.80 : 1,814,789,453.70 = 596,737,587.80 : x - Step 2: Convert to fraction form
1,209,859,635.80/1,814,789,453.70 = 596,737,587.80/x - Step 3: Cross multiply
1,209,859,635.80x = 1,814,789,453.70 × 596,737,587.80 - Step 4: Simplify right side
1,209,859,635.80x = 1,082,953,080,965,817,728 - Step 5: Solve for x
x = 1,082,953,080,965,817,728/1,209,859,635.80 - Step 6: Final answer
x = 895,106,381.70
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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.