Finding the Fourth Proportional to 418,118,416.98, 627,261,343.83 and 234,147,517.62
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Solution
The fourth proportional to 418,118,416.98, 627,261,343.83 and 234,147,517.62 is: 351,268,158.95
Step by Step Solution
- Step 1: Write the proportion equation
418,118,416.98 : 627,261,343.83 = 234,147,517.62 : x - Step 2: Convert to fraction form
418,118,416.98/627,261,343.83 = 234,147,517.62/x - Step 3: Cross multiply
418,118,416.98x = 627,261,343.83 × 234,147,517.62 - Step 4: Simplify right side
418,118,416.98x = 146,871,686,556,779,808 - Step 5: Solve for x
x = 146,871,686,556,779,808/418,118,416.98 - Step 6: Final answer
x = 351,268,158.95
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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.