Finding the Fourth Proportional to 205,047,331.88, 307,589,686.41 and 66,837,463.91
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Solution
The fourth proportional to 205,047,331.88, 307,589,686.41 and 66,837,463.91 is: 100,262,287.61
Step by Step Solution
- Step 1: Write the proportion equation
205,047,331.88 : 307,589,686.41 = 66,837,463.91 : x - Step 2: Convert to fraction form
205,047,331.88/307,589,686.41 = 66,837,463.91/x - Step 3: Cross multiply
205,047,331.88x = 307,589,686.41 × 66,837,463.91 - Step 4: Simplify right side
205,047,331.88x = 20,558,514,562,978,648 - Step 5: Solve for x
x = 20,558,514,562,978,648/205,047,331.88 - Step 6: Final answer
x = 100,262,287.61
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.