Finding the Fourth Proportional to 1,843,880,966.36, 2,542,947,624.48 and 1,306,970,651.16
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Solution
The fourth proportional to 1,843,880,966.36, 2,542,947,624.48 and 1,306,970,651.16 is: 1,802,479,646.61
Step by Step Solution
- Step 1: Write the proportion equation
1,843,880,966.36 : 2,542,947,624.48 = 1,306,970,651.16 : x - Step 2: Convert to fraction form
1,843,880,966.36/2,542,947,624.48 = 1,306,970,651.16/x - Step 3: Cross multiply
1,843,880,966.36x = 2,542,947,624.48 × 1,306,970,651.16 - Step 4: Simplify right side
1,843,880,966.36x = 3,323,557,912,632,400,896 - Step 5: Solve for x
x = 3,323,557,912,632,400,896/1,843,880,966.36 - Step 6: Final answer
x = 1,802,479,646.61
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.