Finding the Fourth Proportional to 3,621,925,736.20, 5,432,888,604.30 and 2,896,331,624.20
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Solution
The fourth proportional to 3,621,925,736.20, 5,432,888,604.30 and 2,896,331,624.20 is: 4,344,497,436.30
Step by Step Solution
- Step 1: Write the proportion equation
3,621,925,736.20 : 5,432,888,604.30 = 2,896,331,624.20 : x - Step 2: Convert to fraction form
3,621,925,736.20/5,432,888,604.30 = 2,896,331,624.20/x - Step 3: Cross multiply
3,621,925,736.20x = 5,432,888,604.30 × 2,896,331,624.20 - Step 4: Simplify right side
3,621,925,736.20x = 15,735,447,075,389,890,560 - Step 5: Solve for x
x = 15,735,447,075,389,890,560/3,621,925,736.20 - Step 6: Final answer
x = 4,344,497,436.30
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1.5x scale
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.