Finding the Fourth Proportional to 466,129,207.20, 699,193,810.80 and 293,800,605.60
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Solution
The fourth proportional to 466,129,207.20, 699,193,810.80 and 293,800,605.60 is: 440,700,908.40
Step by Step Solution
- Step 1: Write the proportion equation
466,129,207.20 : 699,193,810.80 = 293,800,605.60 : x - Step 2: Convert to fraction form
466,129,207.20/699,193,810.80 = 293,800,605.60/x - Step 3: Cross multiply
466,129,207.20x = 699,193,810.80 × 293,800,605.60 - Step 4: Simplify right side
466,129,207.20x = 205,423,565,044,811,808 - Step 5: Solve for x
x = 205,423,565,044,811,808/466,129,207.20 - Step 6: Final answer
x = 440,700,908.40
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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.