Finding the Fourth Proportional to 112,117,851.60, 168,218,767.80 and 44,009,422.80
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Solution
The fourth proportional to 112,117,851.60, 168,218,767.80 and 44,009,422.80 is: 66,030,616.62
Step by Step Solution
- Step 1: Write the proportion equation
112,117,851.60 : 168,218,767.80 = 44,009,422.80 : x - Step 2: Convert to fraction form
112,117,851.60/168,218,767.80 = 44,009,422.80/x - Step 3: Cross multiply
112,117,851.60x = 168,218,767.80 × 44,009,422.80 - Step 4: Simplify right side
112,117,851.60x = 7,403,210,875,005,226 - Step 5: Solve for x
x = 7,403,210,875,005,226/112,117,851.60 - Step 6: Final answer
x = 66,030,616.62
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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.