Finding the Fourth Proportional to 7,199,138,740.22, 9,934,826,045.09 and 4,027,375,624.08
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Solution
The fourth proportional to 7,199,138,740.22, 9,934,826,045.09 and 4,027,375,624.08 is: 5,557,786,519.65
Step by Step Solution
- Step 1: Write the proportion equation
7,199,138,740.22 : 9,934,826,045.09 = 4,027,375,624.08 : x - Step 2: Convert to fraction form
7,199,138,740.22/9,934,826,045.09 = 4,027,375,624.08/x - Step 3: Cross multiply
7,199,138,740.22x = 9,934,826,045.09 × 4,027,375,624.08 - Step 4: Simplify right side
7,199,138,740.22x = 40,011,276,243,450,437,632 - Step 5: Solve for x
x = 40,011,276,243,450,437,632/7,199,138,740.22 - Step 6: Final answer
x = 5,557,786,519.65
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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.