Finding the Fourth Proportional to 70,861,656.14, 106,292,485.60 and 17,008,968.14
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Solution
The fourth proportional to 70,861,656.14, 106,292,485.60 and 17,008,968.14 is: 25,513,452.54
Step by Step Solution
- Step 1: Write the proportion equation
70,861,656.14 : 106,292,485.60 = 17,008,968.14 : x - Step 2: Convert to fraction form
70,861,656.14/106,292,485.60 = 17,008,968.14/x - Step 3: Cross multiply
70,861,656.14x = 106,292,485.60 × 17,008,968.14 - Step 4: Simplify right side
70,861,656.14x = 1,807,925,501,091,808.75 - Step 5: Solve for x
x = 1,807,925,501,091,808.75/70,861,656.14 - Step 6: Final answer
x = 25,513,452.54
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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.