Finding the Fourth Proportional to 58,320,331.80, 87,480,497.70 and 46,982,923.80
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Solution
The fourth proportional to 58,320,331.80, 87,480,497.70 and 46,982,923.80 is: 70,474,385.70
Step by Step Solution
- Step 1: Write the proportion equation
58,320,331.80 : 87,480,497.70 = 46,982,923.80 : x - Step 2: Convert to fraction form
58,320,331.80/87,480,497.70 = 46,982,923.80/x - Step 3: Cross multiply
58,320,331.80x = 87,480,497.70 × 46,982,923.80 - Step 4: Simplify right side
58,320,331.80x = 4,110,089,557,425,175 - Step 5: Solve for x
x = 4,110,089,557,425,175/58,320,331.80 - Step 6: Final answer
x = 70,474,385.70
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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.