Finding the Fourth Proportional to 7,486,197,233.99, 11,211,469,698.16 and 4,331,763,993.93
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Solution
The fourth proportional to 7,486,197,233.99, 11,211,469,698.16 and 4,331,763,993.93 is: 6,487,331,182.91
Step by Step Solution
- Step 1: Write the proportion equation
7,486,197,233.99 : 11,211,469,698.16 = 4,331,763,993.93 : x - Step 2: Convert to fraction form
7,486,197,233.99/11,211,469,698.16 = 4,331,763,993.93/x - Step 3: Cross multiply
7,486,197,233.99x = 11,211,469,698.16 × 4,331,763,993.93 - Step 4: Simplify right side
7,486,197,233.99x = 48,565,440,757,513,740,288 - Step 5: Solve for x
x = 48,565,440,757,513,740,288/7,486,197,233.99 - Step 6: Final answer
x = 6,487,331,182.91
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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.