Finding the Fourth Proportional to 83,987,326.44, 125,935,401.42 and 37,875,242.70
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Solution
The fourth proportional to 83,987,326.44, 125,935,401.42 and 37,875,242.70 is: 56,792,305.40
Step by Step Solution
- Step 1: Write the proportion equation
83,987,326.44 : 125,935,401.42 = 37,875,242.70 : x - Step 2: Convert to fraction form
83,987,326.44/125,935,401.42 = 37,875,242.70/x - Step 3: Cross multiply
83,987,326.44x = 125,935,401.42 × 37,875,242.70 - Step 4: Simplify right side
83,987,326.44x = 4,769,833,893,304,425 - Step 5: Solve for x
x = 4,769,833,893,304,425/83,987,326.44 - Step 6: Final answer
x = 56,792,305.40
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.