Finding the Fourth Proportional to 335,958,575.70, 503,937,863.55 and 93,621,479.70
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Solution
The fourth proportional to 335,958,575.70, 503,937,863.55 and 93,621,479.70 is: 140,432,219.55
Step by Step Solution
- Step 1: Write the proportion equation
335,958,575.70 : 503,937,863.55 = 93,621,479.70 : x - Step 2: Convert to fraction form
335,958,575.70/503,937,863.55 = 93,621,479.70/x - Step 3: Cross multiply
335,958,575.70x = 503,937,863.55 × 93,621,479.70 - Step 4: Simplify right side
335,958,575.70x = 47,179,408,462,407,696 - Step 5: Solve for x
x = 47,179,408,462,407,696/335,958,575.70 - Step 6: Final answer
x = 140,432,219.55
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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.