Finding the Fourth Proportional to 252,334,109.56, 348,225,605.94 and 147,987,440.68
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Solution
The fourth proportional to 252,334,109.56, 348,225,605.94 and 147,987,440.68 is: 204,225,327.65
Step by Step Solution
- Step 1: Write the proportion equation
252,334,109.56 : 348,225,605.94 = 147,987,440.68 : x - Step 2: Convert to fraction form
252,334,109.56/348,225,605.94 = 147,987,440.68/x - Step 3: Cross multiply
252,334,109.56x = 348,225,605.94 × 147,987,440.68 - Step 4: Simplify right side
252,334,109.56x = 51,533,016,202,302,808 - Step 5: Solve for x
x = 51,533,016,202,302,808/252,334,109.56 - Step 6: Final answer
x = 204,225,327.65
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.