Finding the Fourth Proportional to 4,257,233,657.60, 6,388,239,273.60 and 1,803,152,940.80
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Solution
The fourth proportional to 4,257,233,657.60, 6,388,239,273.60 and 1,803,152,940.80 is: 2,705,741,182.93
Step by Step Solution
- Step 1: Write the proportion equation
4,257,233,657.60 : 6,388,239,273.60 = 1,803,152,940.80 : x - Step 2: Convert to fraction form
4,257,233,657.60/6,388,239,273.60 = 1,803,152,940.80/x - Step 3: Cross multiply
4,257,233,657.60x = 6,388,239,273.60 × 1,803,152,940.80 - Step 4: Simplify right side
4,257,233,657.60x = 11,518,972,432,725,895,168 - Step 5: Solve for x
x = 11,518,972,432,725,895,168/4,257,233,657.60 - Step 6: Final answer
x = 2,705,741,182.93
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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.