Finding the Fourth Proportional to 134,071,874.40, 201,107,811.60 and 53,292,842.40
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Solution
The fourth proportional to 134,071,874.40, 201,107,811.60 and 53,292,842.40 is: 79,939,263.60
Step by Step Solution
- Step 1: Write the proportion equation
134,071,874.40 : 201,107,811.60 = 53,292,842.40 : x - Step 2: Convert to fraction form
134,071,874.40/201,107,811.60 = 53,292,842.40/x - Step 3: Cross multiply
134,071,874.40x = 201,107,811.60 × 53,292,842.40 - Step 4: Simplify right side
134,071,874.40x = 10,717,606,909,007,692 - Step 5: Solve for x
x = 10,717,606,909,007,692/134,071,874.40 - Step 6: Final answer
x = 79,939,263.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.