Finding the Fourth Proportional to 544,828,432.44, 751,879,115.10 and 297,325,728.84
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Solution
The fourth proportional to 544,828,432.44, 751,879,115.10 and 297,325,728.84 is: 410,318,170.98
Step by Step Solution
- Step 1: Write the proportion equation
544,828,432.44 : 751,879,115.10 = 297,325,728.84 : x - Step 2: Convert to fraction form
544,828,432.44/751,879,115.10 = 297,325,728.84/x - Step 3: Cross multiply
544,828,432.44x = 751,879,115.10 × 297,325,728.84 - Step 4: Simplify right side
544,828,432.44x = 223,553,005,896,681,728 - Step 5: Solve for x
x = 223,553,005,896,681,728/544,828,432.44 - Step 6: Final answer
x = 410,318,170.98
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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.