Finding the Fourth Proportional to 1,444,037,360.56, 2,165,425,273.56 and 511,050,253.62
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Solution
The fourth proportional to 1,444,037,360.56, 2,165,425,273.56 and 511,050,253.62 is: 766,352,149.52
Step by Step Solution
- Step 1: Write the proportion equation
1,444,037,360.56 : 2,165,425,273.56 = 511,050,253.62 : x - Step 2: Convert to fraction form
1,444,037,360.56/2,165,425,273.56 = 511,050,253.62/x - Step 3: Cross multiply
1,444,037,360.56x = 2,165,425,273.56 × 511,050,253.62 - Step 4: Simplify right side
1,444,037,360.56x = 1,106,641,135,247,995,904 - Step 5: Solve for x
x = 1,106,641,135,247,995,904/1,444,037,360.56 - Step 6: Final answer
x = 766,352,149.52
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1.5x scale
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.