Finding the Fourth Proportional to 220,513,372.14, 330,779,186.66 and 65,067,177.05
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Solution
The fourth proportional to 220,513,372.14, 330,779,186.66 and 65,067,177.05 is: 97,603,459.12
Step by Step Solution
- Step 1: Write the proportion equation
220,513,372.14 : 330,779,186.66 = 65,067,177.05 : x - Step 2: Convert to fraction form
220,513,372.14/330,779,186.66 = 65,067,177.05/x - Step 3: Cross multiply
220,513,372.14x = 330,779,186.66 × 65,067,177.05 - Step 4: Simplify right side
220,513,372.14x = 21,522,867,902,610,412 - Step 5: Solve for x
x = 21,522,867,902,610,412/220,513,372.14 - Step 6: Final answer
x = 97,603,459.12
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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.