Finding the Fourth Proportional to 158,646,327.21, 237,980,422.76 and 66,437,224.11
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Solution
The fourth proportional to 158,646,327.21, 237,980,422.76 and 66,437,224.11 is: 99,660,414.20
Step by Step Solution
- Step 1: Write the proportion equation
158,646,327.21 : 237,980,422.76 = 66,437,224.11 : x - Step 2: Convert to fraction form
158,646,327.21/237,980,422.76 = 66,437,224.11/x - Step 3: Cross multiply
158,646,327.21x = 237,980,422.76 × 66,437,224.11 - Step 4: Simplify right side
158,646,327.21x = 15,810,758,680,366,478 - Step 5: Solve for x
x = 15,810,758,680,366,478/158,646,327.21 - Step 6: Final answer
x = 99,660,414.20
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.