Finding the Fourth Proportional to 166,463,917.50, 249,751,329.86 and 55,810,536.99
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Solution
The fourth proportional to 166,463,917.50, 249,751,329.86 and 55,810,536.99 is: 83,734,397.48
Step by Step Solution
- Step 1: Write the proportion equation
166,463,917.50 : 249,751,329.86 = 55,810,536.99 : x - Step 2: Convert to fraction form
166,463,917.50/249,751,329.86 = 55,810,536.99/x - Step 3: Cross multiply
166,463,917.50x = 249,751,329.86 × 55,810,536.99 - Step 4: Simplify right side
166,463,917.50x = 13,938,755,833,453,222 - Step 5: Solve for x
x = 13,938,755,833,453,222/166,463,917.50 - Step 6: Final answer
x = 83,734,397.48
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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.