Finding the Fourth Proportional to 2,048,032,765.30, 2,826,290,128.99 and 1,108,245,491.68
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Solution
The fourth proportional to 2,048,032,765.30, 2,826,290,128.99 and 1,108,245,491.68 is: 1,529,381,437.01
Step by Step Solution
- Step 1: Write the proportion equation
2,048,032,765.30 : 2,826,290,128.99 = 1,108,245,491.68 : x - Step 2: Convert to fraction form
2,048,032,765.30/2,826,290,128.99 = 1,108,245,491.68/x - Step 3: Cross multiply
2,048,032,765.30x = 2,826,290,128.99 × 1,108,245,491.68 - Step 4: Simplify right side
2,048,032,765.30x = 3,132,223,293,632,852,992 - Step 5: Solve for x
x = 3,132,223,293,632,852,992/2,048,032,765.30 - Step 6: Final answer
x = 1,529,381,437.01
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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.