Finding the Fourth Proportional to 13,257,079,173.91, 19,888,238,430.87 and 4,863,062,743.84
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Solution
The fourth proportional to 13,257,079,173.91, 19,888,238,430.87 and 4,863,062,743.84 is: 7,295,555,083.06
Step by Step Solution
- Step 1: Write the proportion equation
13,257,079,173.91 : 19,888,238,430.87 = 4,863,062,743.84 : x - Step 2: Convert to fraction form
13,257,079,173.91/19,888,238,430.87 = 4,863,062,743.84/x - Step 3: Cross multiply
13,257,079,173.91x = 19,888,238,430.87 × 4,863,062,743.84 - Step 4: Simplify right side
13,257,079,173.91x = 96,717,751,353,770,803,200 - Step 5: Solve for x
x = 96,717,751,353,770,803,200/13,257,079,173.91 - Step 6: Final answer
x = 7,295,555,083.06
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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.