Finding the Fourth Proportional to 352,357,745.40, 528,536,618.10 and 97,056,113.40
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Solution
The fourth proportional to 352,357,745.40, 528,536,618.10 and 97,056,113.40 is: 145,584,170.10
Step by Step Solution
- Step 1: Write the proportion equation
352,357,745.40 : 528,536,618.10 = 97,056,113.40 : x - Step 2: Convert to fraction form
352,357,745.40/528,536,618.10 = 97,056,113.40/x - Step 3: Cross multiply
352,357,745.40x = 528,536,618.10 × 97,056,113.40 - Step 4: Simplify right side
352,357,745.40x = 51,297,709,942,366,096 - Step 5: Solve for x
x = 51,297,709,942,366,096/352,357,745.40 - Step 6: Final answer
x = 145,584,170.10
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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.