Finding the Fourth Proportional to 7,544,117,821.70, 11,316,176,732.55 and 3,870,797,629.70
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Solution
The fourth proportional to 7,544,117,821.70, 11,316,176,732.55 and 3,870,797,629.70 is: 5,806,196,444.55
Step by Step Solution
- Step 1: Write the proportion equation
7,544,117,821.70 : 11,316,176,732.55 = 3,870,797,629.70 : x - Step 2: Convert to fraction form
7,544,117,821.70/11,316,176,732.55 = 3,870,797,629.70/x - Step 3: Cross multiply
7,544,117,821.70x = 11,316,176,732.55 × 3,870,797,629.70 - Step 4: Simplify right side
7,544,117,821.70x = 43,802,630,073,620,824,064 - Step 5: Solve for x
x = 43,802,630,073,620,824,064/7,544,117,821.70 - Step 6: Final answer
x = 5,806,196,444.55
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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.