Finding the Fourth Proportional to 324,908,215.44, 487,314,384.11 and 94,815,520.08
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Solution
The fourth proportional to 324,908,215.44, 487,314,384.11 and 94,815,520.08 is: 142,209,290.43
Step by Step Solution
- Step 1: Write the proportion equation
324,908,215.44 : 487,314,384.11 = 94,815,520.08 : x - Step 2: Convert to fraction form
324,908,215.44/487,314,384.11 = 94,815,520.08/x - Step 3: Cross multiply
324,908,215.44x = 487,314,384.11 × 94,815,520.08 - Step 4: Simplify right side
324,908,215.44x = 46,204,966,771,854,536 - Step 5: Solve for x
x = 46,204,966,771,854,536/324,908,215.44 - Step 6: Final answer
x = 142,209,290.43
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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.