Finding the Fourth Proportional to 283,712,673.80, 425,569,010.70 and 68,301,921.80
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Solution
The fourth proportional to 283,712,673.80, 425,569,010.70 and 68,301,921.80 is: 102,452,882.70
Step by Step Solution
- Step 1: Write the proportion equation
283,712,673.80 : 425,569,010.70 = 68,301,921.80 : x - Step 2: Convert to fraction form
283,712,673.80/425,569,010.70 = 68,301,921.80/x - Step 3: Cross multiply
283,712,673.80x = 425,569,010.70 × 68,301,921.80 - Step 4: Simplify right side
283,712,673.80x = 29,067,181,289,334,760 - Step 5: Solve for x
x = 29,067,181,289,334,760/283,712,673.80 - Step 6: Final answer
x = 102,452,882.70
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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.