Finding the Fourth Proportional to 134,570,383.20, 201,950,053.20 and 57,948,400.80
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Solution
The fourth proportional to 134,570,383.20, 201,950,053.20 and 57,948,400.80 is: 86,963,285.28
Step by Step Solution
- Step 1: Write the proportion equation
134,570,383.20 : 201,950,053.20 = 57,948,400.80 : x - Step 2: Convert to fraction form
134,570,383.20/201,950,053.20 = 57,948,400.80/x - Step 3: Cross multiply
134,570,383.20x = 201,950,053.20 × 57,948,400.80 - Step 4: Simplify right side
134,570,383.20x = 11,702,682,624,414,922 - Step 5: Solve for x
x = 11,702,682,624,414,922/134,570,383.20 - Step 6: Final answer
x = 86,963,285.28
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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.