Finding the Fourth Proportional to 168,272,268.12, 252,497,270.93 and 119,403,897.10
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Solution
The fourth proportional to 168,272,268.12, 252,497,270.93 and 119,403,897.10 is: 179,168,905.80
Step by Step Solution
- Step 1: Write the proportion equation
168,272,268.12 : 252,497,270.93 = 119,403,897.10 : x - Step 2: Convert to fraction form
168,272,268.12/252,497,270.93 = 119,403,897.10/x - Step 3: Cross multiply
168,272,268.12x = 252,497,270.93 × 119,403,897.10 - Step 4: Simplify right side
168,272,268.12x = 30,149,158,154,928,280 - Step 5: Solve for x
x = 30,149,158,154,928,280/168,272,268.12 - Step 6: Final answer
x = 179,168,905.80
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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.