Finding the Fourth Proportional to 7,267,490,990.60, 10,901,236,485.90 and 3,961,502,817.80
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Solution
The fourth proportional to 7,267,490,990.60, 10,901,236,485.90 and 3,961,502,817.80 is: 5,942,254,226.70
Step by Step Solution
- Step 1: Write the proportion equation
7,267,490,990.60 : 10,901,236,485.90 = 3,961,502,817.80 : x - Step 2: Convert to fraction form
7,267,490,990.60/10,901,236,485.90 = 3,961,502,817.80/x - Step 3: Cross multiply
7,267,490,990.60x = 10,901,236,485.90 × 3,961,502,817.80 - Step 4: Simplify right side
7,267,490,990.60x = 43,185,279,056,397,017,088 - Step 5: Solve for x
x = 43,185,279,056,397,017,088/7,267,490,990.60 - Step 6: Final answer
x = 5,942,254,226.70
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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.