Finding the Fourth Proportional to 3,929,858,953,803.70, 5,894,908,521,163.70 and 1,348,245,249,292
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Solution
The fourth proportional to 3,929,858,953,803.70, 5,894,908,521,163.70 and 1,348,245,249,292 is: 2,022,409,074,243.56
Step by Step Solution
- Step 1: Write the proportion equation
3,929,858,953,803.70 : 5,894,908,521,163.70 = 1,348,245,249,292 : x - Step 2: Convert to fraction form
3,929,858,953,803.70/5,894,908,521,163.70 = 1,348,245,249,292/x - Step 3: Cross multiply
3,929,858,953,803.70x = 5,894,908,521,163.70 × 1,348,245,249,292 - Step 4: Simplify right side
3,929,858,953,803.70x = 7,947,782,408,669,887,647,973,376 - Step 5: Solve for x
x = 7,947,782,408,669,887,647,973,376/3,929,858,953,803.70 - Step 6: Final answer
x = 2,022,409,074,243.56
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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.