Finding the Fourth Proportional to 103,557,226.64, 155,332,056.49 and 30,772,115.62
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Solution
The fourth proportional to 103,557,226.64, 155,332,056.49 and 30,772,115.62 is: 46,157,049.17
Step by Step Solution
- Step 1: Write the proportion equation
103,557,226.64 : 155,332,056.49 = 30,772,115.62 : x - Step 2: Convert to fraction form
103,557,226.64/155,332,056.49 = 30,772,115.62/x - Step 3: Cross multiply
103,557,226.64x = 155,332,056.49 × 30,772,115.62 - Step 4: Simplify right side
103,557,226.64x = 4,779,896,001,337,391 - Step 5: Solve for x
x = 4,779,896,001,337,391/103,557,226.64 - Step 6: Final answer
x = 46,157,049.17
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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.