Finding the Fourth Proportional to 58,380,858,966, 87,562,440,306.72 and 15,889,067,433.36
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Solution
The fourth proportional to 58,380,858,966, 87,562,440,306.72 and 15,889,067,433.36 is: 23,831,193,019.50
Step by Step Solution
- Step 1: Write the proportion equation
58,380,858,966 : 87,562,440,306.72 = 15,889,067,433.36 : x - Step 2: Convert to fraction form
58,380,858,966/87,562,440,306.72 = 15,889,067,433.36/x - Step 3: Cross multiply
58,380,858,966x = 87,562,440,306.72 × 15,889,067,433.36 - Step 4: Simplify right side
58,380,858,966x = 1,391,285,518,663,033,815,040 - Step 5: Solve for x
x = 1,391,285,518,663,033,815,040/58,380,858,966 - Step 6: Final answer
x = 23,831,193,019.50
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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.