Finding the Fourth Proportional to 291,110,958.08, 436,409,362.56 and 118,731,968
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Solution
The fourth proportional to 291,110,958.08, 436,409,362.56 and 118,731,968 is: 177,993,102.05
Step by Step Solution
- Step 1: Write the proportion equation
291,110,958.08 : 436,409,362.56 = 118,731,968 : x - Step 2: Convert to fraction form
291,110,958.08/436,409,362.56 = 118,731,968/x - Step 3: Cross multiply
291,110,958.08x = 436,409,362.56 × 118,731,968 - Step 4: Simplify right side
291,110,958.08x = 51,815,742,470,374,320 - Step 5: Solve for x
x = 51,815,742,470,374,320/291,110,958.08 - Step 6: Final answer
x = 177,993,102.05
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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.