Finding the Fourth Proportional to 4,257,233,611.60, 6,388,239,204.60 and 1,803,152,894.80
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Solution
The fourth proportional to 4,257,233,611.60, 6,388,239,204.60 and 1,803,152,894.80 is: 2,705,741,113.92
Step by Step Solution
- Step 1: Write the proportion equation
4,257,233,611.60 : 6,388,239,204.60 = 1,803,152,894.80 : x - Step 2: Convert to fraction form
4,257,233,611.60/6,388,239,204.60 = 1,803,152,894.80/x - Step 3: Cross multiply
4,257,233,611.60x = 6,388,239,204.60 × 1,803,152,894.80 - Step 4: Simplify right side
4,257,233,611.60x = 11,518,972,014,449,340,416 - Step 5: Solve for x
x = 11,518,972,014,449,340,416/4,257,233,611.60 - Step 6: Final answer
x = 2,705,741,113.92
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1.5x scale
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.