Finding the Fourth Proportional to 103,950,725.44, 155,872,261.92 and 55,415,542.72
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Solution
The fourth proportional to 103,950,725.44, 155,872,261.92 and 55,415,542.72 is: 83,094,619.62
Step by Step Solution
- Step 1: Write the proportion equation
103,950,725.44 : 155,872,261.92 = 55,415,542.72 : x - Step 2: Convert to fraction form
103,950,725.44/155,872,261.92 = 55,415,542.72/x - Step 3: Cross multiply
103,950,725.44x = 155,872,261.92 × 55,415,542.72 - Step 4: Simplify right side
103,950,725.44x = 8,637,745,989,290,788 - Step 5: Solve for x
x = 8,637,745,989,290,788/103,950,725.44 - Step 6: Final answer
x = 83,094,619.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.