Finding the Fourth Proportional to 4,789,064,694.09, 6,607,950,770.84 and 2,674,195,234.59
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Solution
The fourth proportional to 4,789,064,694.09, 6,607,950,770.84 and 2,674,195,234.59 is: 3,689,854,197.12
Step by Step Solution
- Step 1: Write the proportion equation
4,789,064,694.09 : 6,607,950,770.84 = 2,674,195,234.59 : x - Step 2: Convert to fraction form
4,789,064,694.09/6,607,950,770.84 = 2,674,195,234.59/x - Step 3: Cross multiply
4,789,064,694.09x = 6,607,950,770.84 × 2,674,195,234.59 - Step 4: Simplify right side
4,789,064,694.09x = 17,670,950,461,772,275,712 - Step 5: Solve for x
x = 17,670,950,461,772,275,712/4,789,064,694.09 - Step 6: Final answer
x = 3,689,854,197.12
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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.