Finding the Fourth Proportional to 135,498,733.19, 202,808,366.97 and 73,163,392.28
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Solution
The fourth proportional to 135,498,733.19, 202,808,366.97 and 73,163,392.28 is: 109,507,651.92
Step by Step Solution
- Step 1: Write the proportion equation
135,498,733.19 : 202,808,366.97 = 73,163,392.28 : x - Step 2: Convert to fraction form
135,498,733.19/202,808,366.97 = 73,163,392.28/x - Step 3: Cross multiply
135,498,733.19x = 202,808,366.97 × 73,163,392.28 - Step 4: Simplify right side
135,498,733.19x = 14,838,148,110,292,306 - Step 5: Solve for x
x = 14,838,148,110,292,306/135,498,733.19 - Step 6: Final answer
x = 109,507,651.92
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.