Finding the Fourth Proportional to 113,135,116.08, 156,121,426.14 and 66,096,551.46
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Solution
The fourth proportional to 113,135,116.08, 156,121,426.14 and 66,096,551.46 is: 91,210,299.99
Step by Step Solution
- Step 1: Write the proportion equation
113,135,116.08 : 156,121,426.14 = 66,096,551.46 : x - Step 2: Convert to fraction form
113,135,116.08/156,121,426.14 = 66,096,551.46/x - Step 3: Cross multiply
113,135,116.08x = 156,121,426.14 × 66,096,551.46 - Step 4: Simplify right side
113,135,116.08x = 10,319,087,876,871,098 - Step 5: Solve for x
x = 10,319,087,876,871,098/113,135,116.08 - Step 6: Final answer
x = 91,210,299.99
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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.