Finding the Fourth Proportional to 134,555,977.66, 201,880,806.09 and 42,453,936.22
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Solution
The fourth proportional to 134,555,977.66, 201,880,806.09 and 42,453,936.22 is: 63,695,682.75
Step by Step Solution
- Step 1: Write the proportion equation
134,555,977.66 : 201,880,806.09 = 42,453,936.22 : x - Step 2: Convert to fraction form
134,555,977.66/201,880,806.09 = 42,453,936.22/x - Step 3: Cross multiply
134,555,977.66x = 201,880,806.09 × 42,453,936.22 - Step 4: Simplify right side
134,555,977.66x = 8,570,634,865,787,047 - Step 5: Solve for x
x = 8,570,634,865,787,047/134,555,977.66 - Step 6: Final answer
x = 63,695,682.75
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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.