Finding the Fourth Proportional to 797,184,489.60, 1,195,776,734.40 and 725,758,819.20
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Solution
The fourth proportional to 797,184,489.60, 1,195,776,734.40 and 725,758,819.20 is: 1,088,638,228.80
Step by Step Solution
- Step 1: Write the proportion equation
797,184,489.60 : 1,195,776,734.40 = 725,758,819.20 : x - Step 2: Convert to fraction form
797,184,489.60/1,195,776,734.40 = 725,758,819.20/x - Step 3: Cross multiply
797,184,489.60x = 1,195,776,734.40 × 725,758,819.20 - Step 4: Simplify right side
797,184,489.60x = 867,845,510,784,976,128 - Step 5: Solve for x
x = 867,845,510,784,976,128/797,184,489.60 - Step 6: Final answer
x = 1,088,638,228.80
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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.