Finding the Fourth Proportional to 75,536,034,203.56, 104,248,867,939.28 and 42,991,161,091.54
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Solution
The fourth proportional to 75,536,034,203.56, 104,248,867,939.28 and 42,991,161,091.54 is: 59,333,004,736.66
Step by Step Solution
- Step 1: Write the proportion equation
75,536,034,203.56 : 104,248,867,939.28 = 42,991,161,091.54 : x - Step 2: Convert to fraction form
75,536,034,203.56/104,248,867,939.28 = 42,991,161,091.54/x - Step 3: Cross multiply
75,536,034,203.56x = 104,248,867,939.28 × 42,991,161,091.54 - Step 4: Simplify right side
75,536,034,203.56x = 4,481,779,875,188,265,975,808 - Step 5: Solve for x
x = 4,481,779,875,188,265,975,808/75,536,034,203.56 - Step 6: Final answer
x = 59,333,004,736.66
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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.