Finding the Fourth Proportional to 8,421,410,232.24, 11,621,466,616.91 and 4,851,806,065.80
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Solution
The fourth proportional to 8,421,410,232.24, 11,621,466,616.91 and 4,851,806,065.80 is: 6,695,446,566.60
Step by Step Solution
- Step 1: Write the proportion equation
8,421,410,232.24 : 11,621,466,616.91 = 4,851,806,065.80 : x - Step 2: Convert to fraction form
8,421,410,232.24/11,621,466,616.91 = 4,851,806,065.80/x - Step 3: Cross multiply
8,421,410,232.24x = 11,621,466,616.91 × 4,851,806,065.80 - Step 4: Simplify right side
8,421,410,232.24x = 56,385,102,225,416,142,848 - Step 5: Solve for x
x = 56,385,102,225,416,142,848/8,421,410,232.24 - Step 6: Final answer
x = 6,695,446,566.60
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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.