Finding the Fourth Proportional to 162,017,024.58, 223,584,175.30 and 87,677,588.62
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Solution
The fourth proportional to 162,017,024.58, 223,584,175.30 and 87,677,588.62 is: 120,995,441.03
Step by Step Solution
- Step 1: Write the proportion equation
162,017,024.58 : 223,584,175.30 = 87,677,588.62 : x - Step 2: Convert to fraction form
162,017,024.58/223,584,175.30 = 87,677,588.62/x - Step 3: Cross multiply
162,017,024.58x = 223,584,175.30 × 87,677,588.62 - Step 4: Simplify right side
162,017,024.58x = 19,603,321,343,895,368 - Step 5: Solve for x
x = 19,603,321,343,895,368/162,017,024.58 - Step 6: Final answer
x = 120,995,441.03
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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.