Finding the Fourth Proportional to 1,724,513,496.44, 2,586,985,371.80 and 675,116,147.60
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Solution
The fourth proportional to 1,724,513,496.44, 2,586,985,371.80 and 675,116,147.60 is: 1,012,758,439.82
Step by Step Solution
- Step 1: Write the proportion equation
1,724,513,496.44 : 2,586,985,371.80 = 675,116,147.60 : x - Step 2: Convert to fraction form
1,724,513,496.44/2,586,985,371.80 = 675,116,147.60/x - Step 3: Cross multiply
1,724,513,496.44x = 2,586,985,371.80 × 675,116,147.60 - Step 4: Simplify right side
1,724,513,496.44x = 1,746,515,598,107,169,792 - Step 5: Solve for x
x = 1,746,515,598,107,169,792/1,724,513,496.44 - Step 6: Final answer
x = 1,012,758,439.82
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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.