Finding the Fourth Proportional to 1,964,222,584.68, 2,710,222,527.36 and 1,128,685,730.04
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Solution
The fourth proportional to 1,964,222,584.68, 2,710,222,527.36 and 1,128,685,730.04 is: 1,557,353,792.65
Step by Step Solution
- Step 1: Write the proportion equation
1,964,222,584.68 : 2,710,222,527.36 = 1,128,685,730.04 : x - Step 2: Convert to fraction form
1,964,222,584.68/2,710,222,527.36 = 1,128,685,730.04/x - Step 3: Cross multiply
1,964,222,584.68x = 2,710,222,527.36 × 1,128,685,730.04 - Step 4: Simplify right side
1,964,222,584.68x = 3,058,989,491,864,175,616 - Step 5: Solve for x
x = 3,058,989,491,864,175,616/1,964,222,584.68 - Step 6: Final answer
x = 1,557,353,792.65
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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.