Finding the Fourth Proportional to 2,451,341,486.91, 3,382,571,896.67 and 1,379,437,777.79
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Solution
The fourth proportional to 2,451,341,486.91, 3,382,571,896.67 and 1,379,437,777.79 is: 1,903,466,932.40
Step by Step Solution
- Step 1: Write the proportion equation
2,451,341,486.91 : 3,382,571,896.67 = 1,379,437,777.79 : x - Step 2: Convert to fraction form
2,451,341,486.91/3,382,571,896.67 = 1,379,437,777.79/x - Step 3: Cross multiply
2,451,341,486.91x = 3,382,571,896.67 × 1,379,437,777.79 - Step 4: Simplify right side
2,451,341,486.91x = 4,666,047,460,356,284,416 - Step 5: Solve for x
x = 4,666,047,460,356,284,416/2,451,341,486.91 - Step 6: Final answer
x = 1,903,466,932.40
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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.