Finding the Fourth Proportional to 2,535,025,805.14, 3,799,854,927.75 and 852,709,756.70
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Solution
The fourth proportional to 2,535,025,805.14, 3,799,854,927.75 and 852,709,756.70 is: 1,278,161,888.67
Step by Step Solution
- Step 1: Write the proportion equation
2,535,025,805.14 : 3,799,854,927.75 = 852,709,756.70 : x - Step 2: Convert to fraction form
2,535,025,805.14/3,799,854,927.75 = 852,709,756.70/x - Step 3: Cross multiply
2,535,025,805.14x = 3,799,854,927.75 × 852,709,756.70 - Step 4: Simplify right side
2,535,025,805.14x = 3,240,173,370,936,998,912 - Step 5: Solve for x
x = 3,240,173,370,936,998,912/2,535,025,805.14 - Step 6: Final answer
x = 1,278,161,888.67
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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.