Finding the Fourth Proportional to 7,544,117,827.70, 11,316,176,741.55 and 3,870,797,635.70
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Solution
The fourth proportional to 7,544,117,827.70, 11,316,176,741.55 and 3,870,797,635.70 is: 5,806,196,453.55
Step by Step Solution
- Step 1: Write the proportion equation
7,544,117,827.70 : 11,316,176,741.55 = 3,870,797,635.70 : x - Step 2: Convert to fraction form
7,544,117,827.70/11,316,176,741.55 = 3,870,797,635.70/x - Step 3: Cross multiply
7,544,117,827.70x = 11,316,176,741.55 × 3,870,797,635.70 - Step 4: Simplify right side
7,544,117,827.70x = 43,802,630,176,355,065,856 - Step 5: Solve for x
x = 43,802,630,176,355,065,856/7,544,117,827.70 - Step 6: Final answer
x = 5,806,196,453.55
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Double scale
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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.