Finding the Fourth Proportional to 2,125,884,804.60, 3,192,228,429.30 and 1,608,898,999.80
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Solution
The fourth proportional to 2,125,884,804.60, 3,192,228,429.30 and 1,608,898,999.80 is: 2,415,922,591.82
Step by Step Solution
- Step 1: Write the proportion equation
2,125,884,804.60 : 3,192,228,429.30 = 1,608,898,999.80 : x - Step 2: Convert to fraction form
2,125,884,804.60/3,192,228,429.30 = 1,608,898,999.80/x - Step 3: Cross multiply
2,125,884,804.60x = 3,192,228,429.30 × 1,608,898,999.80 - Step 4: Simplify right side
2,125,884,804.60x = 5,135,973,127,033,894,912 - Step 5: Solve for x
x = 5,135,973,127,033,894,912/2,125,884,804.60 - Step 6: Final answer
x = 2,415,922,591.82
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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.