Finding the Fourth Proportional to 1,724,910,520.63, 2,382,340,037.53 and 1,159,413,626.49
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Solution
The fourth proportional to 1,724,910,520.63, 2,382,340,037.53 and 1,159,413,626.49 is: 1,601,310,600.99
Step by Step Solution
- Step 1: Write the proportion equation
1,724,910,520.63 : 2,382,340,037.53 = 1,159,413,626.49 : x - Step 2: Convert to fraction form
1,724,910,520.63/2,382,340,037.53 = 1,159,413,626.49/x - Step 3: Cross multiply
1,724,910,520.63x = 2,382,340,037.53 × 1,159,413,626.49 - Step 4: Simplify right side
1,724,910,520.63x = 2,762,117,502,444,980,224 - Step 5: Solve for x
x = 2,762,117,502,444,980,224/1,724,910,520.63 - Step 6: Final answer
x = 1,601,310,600.99
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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.