Finding the Fourth Proportional to 1,896,297,386.24, 2,616,895,991.81 and 1,049,583,517.80
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Solution
The fourth proportional to 1,896,297,386.24, 2,616,895,991.81 and 1,049,583,517.80 is: 1,448,428,353.45
Step by Step Solution
- Step 1: Write the proportion equation
1,896,297,386.24 : 2,616,895,991.81 = 1,049,583,517.80 : x - Step 2: Convert to fraction form
1,896,297,386.24/2,616,895,991.81 = 1,049,583,517.80/x - Step 3: Cross multiply
1,896,297,386.24x = 2,616,895,991.81 × 1,049,583,517.80 - Step 4: Simplify right side
1,896,297,386.24x = 2,746,650,900,795,411,456 - Step 5: Solve for x
x = 2,746,650,900,795,411,456/1,896,297,386.24 - Step 6: Final answer
x = 1,448,428,353.45
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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.