Finding the Fourth Proportional to 1,679,981,754.84, 2,318,028,703.66 and 965,379,281.28
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Solution
The fourth proportional to 1,679,981,754.84, 2,318,028,703.66 and 965,379,281.28 is: 1,332,024,516.03
Step by Step Solution
- Step 1: Write the proportion equation
1,679,981,754.84 : 2,318,028,703.66 = 965,379,281.28 : x - Step 2: Convert to fraction form
1,679,981,754.84/2,318,028,703.66 = 965,379,281.28/x - Step 3: Cross multiply
1,679,981,754.84x = 2,318,028,703.66 × 965,379,281.28 - Step 4: Simplify right side
1,679,981,754.84x = 2,237,776,883,925,700,608 - Step 5: Solve for x
x = 2,237,776,883,925,700,608/1,679,981,754.84 - Step 6: Final answer
x = 1,332,024,516.03
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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.