Finding the Fourth Proportional to 1,679,981,752.08, 2,318,028,699.87 and 965,379,278.52
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Solution
The fourth proportional to 1,679,981,752.08, 2,318,028,699.87 and 965,379,278.52 is: 1,332,024,512.23
Step by Step Solution
- Step 1: Write the proportion equation
1,679,981,752.08 : 2,318,028,699.87 = 965,379,278.52 : x - Step 2: Convert to fraction form
1,679,981,752.08/2,318,028,699.87 = 965,379,278.52/x - Step 3: Cross multiply
1,679,981,752.08x = 2,318,028,699.87 × 965,379,278.52 - Step 4: Simplify right side
1,679,981,752.08x = 2,237,776,873,869,154,048 - Step 5: Solve for x
x = 2,237,776,873,869,154,048/1,679,981,752.08 - Step 6: Final answer
x = 1,332,024,512.23
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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.