Finding the Fourth Proportional to 2,927,854,232.09, 4,040,325,518.51 and 1,589,713,694.75
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Solution
The fourth proportional to 2,927,854,232.09, 4,040,325,518.51 and 1,589,713,694.75 is: 2,193,743,369.32
Step by Step Solution
- Step 1: Write the proportion equation
2,927,854,232.09 : 4,040,325,518.51 = 1,589,713,694.75 : x - Step 2: Convert to fraction form
2,927,854,232.09/4,040,325,518.51 = 1,589,713,694.75/x - Step 3: Cross multiply
2,927,854,232.09x = 4,040,325,518.51 × 1,589,713,694.75 - Step 4: Simplify right side
2,927,854,232.09x = 6,422,960,808,006,033,408 - Step 5: Solve for x
x = 6,422,960,808,006,033,408/2,927,854,232.09 - Step 6: Final answer
x = 2,193,743,369.32
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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.