Finding the Fourth Proportional to 759,253,535.38, 1,137,041,163.65 and 525,429,037.99
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Solution
The fourth proportional to 759,253,535.38, 1,137,041,163.65 and 525,429,037.99 is: 786,870,810.51
Step by Step Solution
- Step 1: Write the proportion equation
759,253,535.38 : 1,137,041,163.65 = 525,429,037.99 : x - Step 2: Convert to fraction form
759,253,535.38/1,137,041,163.65 = 525,429,037.99/x - Step 3: Cross multiply
759,253,535.38x = 1,137,041,163.65 × 525,429,037.99 - Step 4: Simplify right side
759,253,535.38x = 597,434,444,769,022,464 - Step 5: Solve for x
x = 597,434,444,769,022,464/759,253,535.38 - Step 6: Final answer
x = 786,870,810.51
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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.