Finding the Fourth Proportional to 539,232,028.80, 808,848,043.20 and 539,232,028.80
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Solution
The fourth proportional to 539,232,028.80, 808,848,043.20 and 539,232,028.80 is: 808,848,043.20
Step by Step Solution
- Step 1: Write the proportion equation
539,232,028.80 : 808,848,043.20 = 539,232,028.80 : x - Step 2: Convert to fraction form
539,232,028.80/808,848,043.20 = 539,232,028.80/x - Step 3: Cross multiply
539,232,028.80x = 808,848,043.20 × 539,232,028.80 - Step 4: Simplify right side
539,232,028.80x = 436,156,771,325,646,016 - Step 5: Solve for x
x = 436,156,771,325,646,016/539,232,028.80 - Step 6: Final answer
x = 808,848,043.20
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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.