Finding the Fourth Proportional to 884,952,337.80, 1,236,637,447.80 and 884,952,337.80
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Solution
The fourth proportional to 884,952,337.80, 1,236,637,447.80 and 884,952,337.80 is: 1,236,637,447.80
Step by Step Solution
- Step 1: Write the proportion equation
884,952,337.80 : 1,236,637,447.80 = 884,952,337.80 : x - Step 2: Convert to fraction form
884,952,337.80/1,236,637,447.80 = 884,952,337.80/x - Step 3: Cross multiply
884,952,337.80x = 1,236,637,447.80 × 884,952,337.80 - Step 4: Simplify right side
884,952,337.80x = 1,094,365,200,441,635,328 - Step 5: Solve for x
x = 1,094,365,200,441,635,328/884,952,337.80 - Step 6: Final answer
x = 1,236,637,447.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.