Finding the Fourth Proportional to 4,541,014,724.90, 6,811,522,087.35 and 3,316,574,660.90
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Solution
The fourth proportional to 4,541,014,724.90, 6,811,522,087.35 and 3,316,574,660.90 is: 4,974,861,991.35
Step by Step Solution
- Step 1: Write the proportion equation
4,541,014,724.90 : 6,811,522,087.35 = 3,316,574,660.90 : x - Step 2: Convert to fraction form
4,541,014,724.90/6,811,522,087.35 = 3,316,574,660.90/x - Step 3: Cross multiply
4,541,014,724.90x = 6,811,522,087.35 × 3,316,574,660.90 - Step 4: Simplify right side
4,541,014,724.90x = 22,590,921,557,065,687,040 - Step 5: Solve for x
x = 22,590,921,557,065,687,040/4,541,014,724.90 - Step 6: Final answer
x = 4,974,861,991.35
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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.