Finding the Fourth Proportional to 544,828,440.88, 751,879,126.74 and 297,325,737.28
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Solution
The fourth proportional to 544,828,440.88, 751,879,126.74 and 297,325,737.28 is: 410,318,182.62
Step by Step Solution
- Step 1: Write the proportion equation
544,828,440.88 : 751,879,126.74 = 297,325,737.28 : x - Step 2: Convert to fraction form
544,828,440.88/751,879,126.74 = 297,325,737.28/x - Step 3: Cross multiply
544,828,440.88x = 751,879,126.74 × 297,325,737.28 - Step 4: Simplify right side
544,828,440.88x = 223,553,015,703,413,056 - Step 5: Solve for x
x = 223,553,015,703,413,056/544,828,440.88 - Step 6: Final answer
x = 410,318,182.62
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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.