Finding the Fourth Proportional to 797,818,354.13, 1,197,193,872.15 and 576,271,230.05
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Solution
The fourth proportional to 797,818,354.13, 1,197,193,872.15 and 576,271,230.05 is: 864,743,687.25
Step by Step Solution
- Step 1: Write the proportion equation
797,818,354.13 : 1,197,193,872.15 = 576,271,230.05 : x - Step 2: Convert to fraction form
797,818,354.13/1,197,193,872.15 = 576,271,230.05/x - Step 3: Cross multiply
797,818,354.13x = 1,197,193,872.15 × 576,271,230.05 - Step 4: Simplify right side
797,818,354.13x = 689,908,385,303,335,552 - Step 5: Solve for x
x = 689,908,385,303,335,552/797,818,354.13 - Step 6: Final answer
x = 864,743,687.25
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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.