Finding the Fourth Proportional to 3,479,229,864.98, 4,801,337,924.02 and 1,914,667,560.98
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Solution
The fourth proportional to 3,479,229,864.98, 4,801,337,924.02 and 1,914,667,560.98 is: 2,642,241,625.07
Step by Step Solution
- Step 1: Write the proportion equation
3,479,229,864.98 : 4,801,337,924.02 = 1,914,667,560.98 : x - Step 2: Convert to fraction form
3,479,229,864.98/4,801,337,924.02 = 1,914,667,560.98/x - Step 3: Cross multiply
3,479,229,864.98x = 4,801,337,924.02 × 1,914,667,560.98 - Step 4: Simplify right side
3,479,229,864.98x = 9,192,965,972,424,151,040 - Step 5: Solve for x
x = 9,192,965,972,424,151,040/3,479,229,864.98 - Step 6: Final answer
x = 2,642,241,625.07
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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.