Finding the Fourth Proportional to 89,453,688.64, 134,158,371.36 and 38,329,910.08
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Solution
The fourth proportional to 89,453,688.64, 134,158,371.36 and 38,329,910.08 is: 57,485,369.12
Step by Step Solution
- Step 1: Write the proportion equation
89,453,688.64 : 134,158,371.36 = 38,329,910.08 : x - Step 2: Convert to fraction form
89,453,688.64/134,158,371.36 = 38,329,910.08/x - Step 3: Cross multiply
89,453,688.64x = 134,158,371.36 × 38,329,910.08 - Step 4: Simplify right side
89,453,688.64x = 5,142,278,310,708,047 - Step 5: Solve for x
x = 5,142,278,310,708,047/89,453,688.64 - Step 6: Final answer
x = 57,485,369.12
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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.