Finding the Fourth Proportional to 8,467,863,267.24, 11,685,660,924.42 and 4,708,593,124.20
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Solution
The fourth proportional to 8,467,863,267.24, 11,685,660,924.42 and 4,708,593,124.20 is: 6,497,863,858.21
Step by Step Solution
- Step 1: Write the proportion equation
8,467,863,267.24 : 11,685,660,924.42 = 4,708,593,124.20 : x - Step 2: Convert to fraction form
8,467,863,267.24/11,685,660,924.42 = 4,708,593,124.20/x - Step 3: Cross multiply
8,467,863,267.24x = 11,685,660,924.42 × 4,708,593,124.20 - Step 4: Simplify right side
8,467,863,267.24x = 55,023,022,680,456,626,176 - Step 5: Solve for x
x = 55,023,022,680,456,626,176/8,467,863,267.24 - Step 6: Final answer
x = 6,497,863,858.21
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.