Finding the Fourth Proportional to 4,402,128,769.69, 6,074,985,872.45 and 2,394,975,315.01
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Solution
The fourth proportional to 4,402,128,769.69, 6,074,985,872.45 and 2,394,975,315.01 is: 3,305,092,141.72
Step by Step Solution
- Step 1: Write the proportion equation
4,402,128,769.69 : 6,074,985,872.45 = 2,394,975,315.01 : x - Step 2: Convert to fraction form
4,402,128,769.69/6,074,985,872.45 = 2,394,975,315.01/x - Step 3: Cross multiply
4,402,128,769.69x = 6,074,985,872.45 × 2,394,975,315.01 - Step 4: Simplify right side
4,402,128,769.69x = 14,549,441,203,509,889,024 - Step 5: Solve for x
x = 14,549,441,203,509,889,024/4,402,128,769.69 - Step 6: Final answer
x = 3,305,092,141.72
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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.