Finding the Fourth Proportional to 795,415,519.53, 1,097,707,437.99 and 442,991,453.73
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Solution
The fourth proportional to 795,415,519.53, 1,097,707,437.99 and 442,991,453.73 is: 611,347,153.51
Step by Step Solution
- Step 1: Write the proportion equation
795,415,519.53 : 1,097,707,437.99 = 442,991,453.73 : x - Step 2: Convert to fraction form
795,415,519.53/1,097,707,437.99 = 442,991,453.73/x - Step 3: Cross multiply
795,415,519.53x = 1,097,707,437.99 × 442,991,453.73 - Step 4: Simplify right side
795,415,519.53x = 486,275,013,725,423,936 - Step 5: Solve for x
x = 486,275,013,725,423,936/795,415,519.53 - Step 6: Final answer
x = 611,347,153.51
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1.5x scale
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.