Finding the Fourth Proportional to 114,410,366.04, 157,937,197.50 and 68,015,639.64
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Solution
The fourth proportional to 114,410,366.04, 157,937,197.50 and 68,015,639.64 is: 93,891,837.63
Step by Step Solution
- Step 1: Write the proportion equation
114,410,366.04 : 157,937,197.50 = 68,015,639.64 : x - Step 2: Convert to fraction form
114,410,366.04/157,937,197.50 = 68,015,639.64/x - Step 3: Cross multiply
114,410,366.04x = 157,937,197.50 × 68,015,639.64 - Step 4: Simplify right side
114,410,366.04x = 10,742,199,510,911,508 - Step 5: Solve for x
x = 10,742,199,510,911,508/114,410,366.04 - Step 6: Final answer
x = 93,891,837.63
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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.