Finding the Fourth Proportional to 805,304,704.24, 1,207,575,401.04 and 280,490,773.44
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Solution
The fourth proportional to 805,304,704.24, 1,207,575,401.04 and 280,490,773.44 is: 420,603,228.12
Step by Step Solution
- Step 1: Write the proportion equation
805,304,704.24 : 1,207,575,401.04 = 280,490,773.44 : x - Step 2: Convert to fraction form
805,304,704.24/1,207,575,401.04 = 280,490,773.44/x - Step 3: Cross multiply
805,304,704.24x = 1,207,575,401.04 × 280,490,773.44 - Step 4: Simplify right side
805,304,704.24x = 338,713,758,224,827,776 - Step 5: Solve for x
x = 338,713,758,224,827,776/805,304,704.24 - Step 6: Final answer
x = 420,603,228.12
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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.