Finding the Fourth Proportional to 220,918,184.98, 331,324,133.36 and 67,565,570.02
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Solution
The fourth proportional to 220,918,184.98, 331,324,133.36 and 67,565,570.02 is: 101,332,101.45
Step by Step Solution
- Step 1: Write the proportion equation
220,918,184.98 : 331,324,133.36 = 67,565,570.02 : x - Step 2: Convert to fraction form
220,918,184.98/331,324,133.36 = 67,565,570.02/x - Step 3: Cross multiply
220,918,184.98x = 331,324,133.36 × 67,565,570.02 - Step 4: Simplify right side
220,918,184.98x = 22,386,103,931,850,896 - Step 5: Solve for x
x = 22,386,103,931,850,896/220,918,184.98 - Step 6: Final answer
x = 101,332,101.45
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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.