Finding the Fourth Proportional to 667,833,338.14, 1,001,903,905.98 and 231,134,027.49
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Solution
The fourth proportional to 667,833,338.14, 1,001,903,905.98 and 231,134,027.49 is: 346,754,304.89
Step by Step Solution
- Step 1: Write the proportion equation
667,833,338.14 : 1,001,903,905.98 = 231,134,027.49 : x - Step 2: Convert to fraction form
667,833,338.14/1,001,903,905.98 = 231,134,027.49/x - Step 3: Cross multiply
667,833,338.14x = 1,001,903,905.98 × 231,134,027.49 - Step 4: Simplify right side
667,833,338.14x = 231,574,084,947,119,712 - Step 5: Solve for x
x = 231,574,084,947,119,712/667,833,338.14 - Step 6: Final answer
x = 346,754,304.89
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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.