Finding the Fourth Proportional to 25,364,518,280,378, 38,026,245,753,556 and 7,929,895,917,077
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Solution
The fourth proportional to 25,364,518,280,378, 38,026,245,753,556 and 7,929,895,917,077 is: 11,888,424,909,538.50
Step by Step Solution
- Step 1: Write the proportion equation
25,364,518,280,378 : 38,026,245,753,556 = 7,929,895,917,077 : x - Step 2: Convert to fraction form
25,364,518,280,378/38,026,245,753,556 = 7,929,895,917,077/x - Step 3: Cross multiply
25,364,518,280,378x = 38,026,245,753,556 × 7,929,895,917,077 - Step 4: Simplify right side
25,364,518,280,378x = 301,544,170,942,890,334,442,487,808 - Step 5: Solve for x
x = 301,544,170,942,890,334,442,487,808/25,364,518,280,378 - Step 6: Final answer
x = 11,888,424,909,538.50
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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.