Finding the Fourth Proportional to 409,658,014.08, 613,839,843.84 and 332,604,580.80
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Solution
The fourth proportional to 409,658,014.08, 613,839,843.84 and 332,604,580.80 is: 498,381,422.85
Step by Step Solution
- Step 1: Write the proportion equation
409,658,014.08 : 613,839,843.84 = 332,604,580.80 : x - Step 2: Convert to fraction form
409,658,014.08/613,839,843.84 = 332,604,580.80/x - Step 3: Cross multiply
409,658,014.08x = 613,839,843.84 × 332,604,580.80 - Step 4: Simplify right side
409,658,014.08x = 204,165,943,938,740,672 - Step 5: Solve for x
x = 204,165,943,938,740,672/409,658,014.08 - Step 6: Final answer
x = 498,381,422.85
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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.