Finding the Fourth Proportional to 73,888,973.64, 101,962,409.81 and 40,847,252.18
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Solution
The fourth proportional to 73,888,973.64, 101,962,409.81 and 40,847,252.18 is: 56,366,790.07
Step by Step Solution
- Step 1: Write the proportion equation
73,888,973.64 : 101,962,409.81 = 40,847,252.18 : x - Step 2: Convert to fraction form
73,888,973.64/101,962,409.81 = 40,847,252.18/x - Step 3: Cross multiply
73,888,973.64x = 101,962,409.81 × 40,847,252.18 - Step 4: Simplify right side
73,888,973.64x = 4,164,884,265,675,527.50 - Step 5: Solve for x
x = 4,164,884,265,675,527.50/73,888,973.64 - Step 6: Final answer
x = 56,366,790.07
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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.