Finding the Fourth Proportional to 342,814,900.98, 473,113,739.68 and 194,162,466.18
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Solution
The fourth proportional to 342,814,900.98, 473,113,739.68 and 194,162,466.18 is: 267,960,728.13
Step by Step Solution
- Step 1: Write the proportion equation
342,814,900.98 : 473,113,739.68 = 194,162,466.18 : x - Step 2: Convert to fraction form
342,814,900.98/473,113,739.68 = 194,162,466.18/x - Step 3: Cross multiply
342,814,900.98x = 473,113,739.68 × 194,162,466.18 - Step 4: Simplify right side
342,814,900.98x = 91,860,930,479,911,328 - Step 5: Solve for x
x = 91,860,930,479,911,328/342,814,900.98 - Step 6: Final answer
x = 267,960,728.13
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.