Finding the Fourth Proportional to 113,713,320.77, 170,588,823.99 and 39,917,958.72
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Solution
The fourth proportional to 113,713,320.77, 170,588,823.99 and 39,917,958.72 is: 59,883,552.67
Step by Step Solution
- Step 1: Write the proportion equation
113,713,320.77 : 170,588,823.99 = 39,917,958.72 : x - Step 2: Convert to fraction form
113,713,320.77/170,588,823.99 = 39,917,958.72/x - Step 3: Cross multiply
113,713,320.77x = 170,588,823.99 × 39,917,958.72 - Step 4: Simplify right side
113,713,320.77x = 6,809,557,634,126,166 - Step 5: Solve for x
x = 6,809,557,634,126,166/113,713,320.77 - Step 6: Final answer
x = 59,883,552.67
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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.