Finding the Fourth Proportional to 79,734,121,202.40, 119,601,181,803.60 and 79,734,121,202.40
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Solution
The fourth proportional to 79,734,121,202.40, 119,601,181,803.60 and 79,734,121,202.40 is: 119,601,181,803.60
Step by Step Solution
- Step 1: Write the proportion equation
79,734,121,202.40 : 119,601,181,803.60 = 79,734,121,202.40 : x - Step 2: Convert to fraction form
79,734,121,202.40/119,601,181,803.60 = 79,734,121,202.40/x - Step 3: Cross multiply
79,734,121,202.40x = 119,601,181,803.60 × 79,734,121,202.40 - Step 4: Simplify right side
79,734,121,202.40x = 9,536,295,125,878,518,579,200 - Step 5: Solve for x
x = 9,536,295,125,878,518,579,200/79,734,121,202.40 - Step 6: Final answer
x = 119,601,181,803.60
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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.