Finding the Fourth Proportional to 7,422,960,943.92, 11,138,783,223.20 and 2,768,050,766.64
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Solution
The fourth proportional to 7,422,960,943.92, 11,138,783,223.20 and 2,768,050,766.64 is: 4,153,695,226.66
Step by Step Solution
- Step 1: Write the proportion equation
7,422,960,943.92 : 11,138,783,223.20 = 2,768,050,766.64 : x - Step 2: Convert to fraction form
7,422,960,943.92/11,138,783,223.20 = 2,768,050,766.64/x - Step 3: Cross multiply
7,422,960,943.92x = 11,138,783,223.20 × 2,768,050,766.64 - Step 4: Simplify right side
7,422,960,943.92x = 30,832,717,440,415,531,008 - Step 5: Solve for x
x = 30,832,717,440,415,531,008/7,422,960,943.92 - Step 6: Final answer
x = 4,153,695,226.66
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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.