Finding the Fourth Proportional to 96,483,129.76, 133,147,551.12 and 52,430,119.84
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Solution
The fourth proportional to 96,483,129.76, 133,147,551.12 and 52,430,119.84 is: 72,354,017.53
Step by Step Solution
- Step 1: Write the proportion equation
96,483,129.76 : 133,147,551.12 = 52,430,119.84 : x - Step 2: Convert to fraction form
96,483,129.76/133,147,551.12 = 52,430,119.84/x - Step 3: Cross multiply
96,483,129.76x = 133,147,551.12 × 52,430,119.84 - Step 4: Simplify right side
96,483,129.76x = 6,980,942,061,624,127 - Step 5: Solve for x
x = 6,980,942,061,624,127/96,483,129.76 - Step 6: Final answer
x = 72,354,017.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.