Finding the Fourth Proportional to 104,541,518.97, 144,267,414.93 and 58,130,776.44
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Solution
The fourth proportional to 104,541,518.97, 144,267,414.93 and 58,130,776.44 is: 80,220,537.52
Step by Step Solution
- Step 1: Write the proportion equation
104,541,518.97 : 144,267,414.93 = 58,130,776.44 : x - Step 2: Convert to fraction form
104,541,518.97/144,267,414.93 = 58,130,776.44/x - Step 3: Cross multiply
104,541,518.97x = 144,267,414.93 × 58,130,776.44 - Step 4: Simplify right side
104,541,518.97x = 8,386,376,844,872,548 - Step 5: Solve for x
x = 8,386,376,844,872,548/104,541,518.97 - Step 6: Final answer
x = 80,220,537.52
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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.