Finding the Fourth Proportional to 270,372,405.60, 405,609,097.32 and 122,830,325.28
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Solution
The fourth proportional to 270,372,405.60, 405,609,097.32 and 122,830,325.28 is: 184,268,425.06
Step by Step Solution
- Step 1: Write the proportion equation
270,372,405.60 : 405,609,097.32 = 122,830,325.28 : x - Step 2: Convert to fraction form
270,372,405.60/405,609,097.32 = 122,830,325.28/x - Step 3: Cross multiply
270,372,405.60x = 405,609,097.32 × 122,830,325.28 - Step 4: Simplify right side
270,372,405.60x = 49,821,097,360,342,776 - Step 5: Solve for x
x = 49,821,097,360,342,776/270,372,405.60 - Step 6: Final answer
x = 184,268,425.06
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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.