Finding the Fourth Proportional to 341,318,135.10, 511,977,202.65 and 147,607,890.60
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Solution
The fourth proportional to 341,318,135.10, 511,977,202.65 and 147,607,890.60 is: 221,411,835.90
Step by Step Solution
- Step 1: Write the proportion equation
341,318,135.10 : 511,977,202.65 = 147,607,890.60 : x - Step 2: Convert to fraction form
341,318,135.10/511,977,202.65 = 147,607,890.60/x - Step 3: Cross multiply
341,318,135.10x = 511,977,202.65 × 147,607,890.60 - Step 4: Simplify right side
341,318,135.10x = 75,571,874,918,455,216 - Step 5: Solve for x
x = 75,571,874,918,455,216/341,318,135.10 - Step 6: Final answer
x = 221,411,835.90
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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.