Finding the Fourth Proportional to 4,115,802,565.61, 5,679,859,197.30 and 2,236,239,237.68
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Solution
The fourth proportional to 4,115,802,565.61, 5,679,859,197.30 and 2,236,239,237.68 is: 3,086,038,214.67
Step by Step Solution
- Step 1: Write the proportion equation
4,115,802,565.61 : 5,679,859,197.30 = 2,236,239,237.68 : x - Step 2: Convert to fraction form
4,115,802,565.61/5,679,859,197.30 = 2,236,239,237.68/x - Step 3: Cross multiply
4,115,802,565.61x = 5,679,859,197.30 × 2,236,239,237.68 - Step 4: Simplify right side
4,115,802,565.61x = 12,701,524,001,497,546,752 - Step 5: Solve for x
x = 12,701,524,001,497,546,752/4,115,802,565.61 - Step 6: Final answer
x = 3,086,038,214.67
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1.5x scale
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.