Finding the Fourth Proportional to 220,070,739,585.64, 330,170,875,348.38 and 71,007,910,079.08
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Solution
The fourth proportional to 220,070,739,585.64, 330,170,875,348.38 and 71,007,910,079.08 is: 106,532,762,472.70
Step by Step Solution
- Step 1: Write the proportion equation
220,070,739,585.64 : 330,170,875,348.38 = 71,007,910,079.08 : x - Step 2: Convert to fraction form
220,070,739,585.64/330,170,875,348.38 = 71,007,910,079.08/x - Step 3: Cross multiply
220,070,739,585.64x = 330,170,875,348.38 × 71,007,910,079.08 - Step 4: Simplify right side
220,070,739,585.64x = 23,444,743,827,468,899,581,952 - Step 5: Solve for x
x = 23,444,743,827,468,899,581,952/220,070,739,585.64 - Step 6: Final answer
x = 106,532,762,472.70
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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.