Finding the Fourth Proportional to 68,127,187.11, 102,154,871.49 and 29,743,860.88
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Solution
The fourth proportional to 68,127,187.11, 102,154,871.49 and 29,743,860.88 is: 44,600,113.63
Step by Step Solution
- Step 1: Write the proportion equation
68,127,187.11 : 102,154,871.49 = 29,743,860.88 : x - Step 2: Convert to fraction form
68,127,187.11/102,154,871.49 = 29,743,860.88/x - Step 3: Cross multiply
68,127,187.11x = 102,154,871.49 × 29,743,860.88 - Step 4: Simplify right side
68,127,187.11x = 3,038,480,286,241,771 - Step 5: Solve for x
x = 3,038,480,286,241,771/68,127,187.11 - Step 6: Final answer
x = 44,600,113.63
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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.