Finding the Fourth Proportional to 2,848,498,012.74, 4,272,359,148.99 and 749,798,662.62
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Solution
The fourth proportional to 2,848,498,012.74, 4,272,359,148.99 and 749,798,662.62 is: 1,124,595,896.44
Step by Step Solution
- Step 1: Write the proportion equation
2,848,498,012.74 : 4,272,359,148.99 = 749,798,662.62 : x - Step 2: Convert to fraction form
2,848,498,012.74/4,272,359,148.99 = 749,798,662.62/x - Step 3: Cross multiply
2,848,498,012.74x = 4,272,359,148.99 × 749,798,662.62 - Step 4: Simplify right side
2,848,498,012.74x = 3,203,409,176,145,022,976 - Step 5: Solve for x
x = 3,203,409,176,145,022,976/2,848,498,012.74 - Step 6: Final answer
x = 1,124,595,896.44
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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.