Finding the Fourth Proportional to 135,762,874.66, 187,392,246.15 and 88,727,023.90
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Solution
The fourth proportional to 135,762,874.66, 187,392,246.15 and 88,727,023.90 is: 122,469,094.33
Step by Step Solution
- Step 1: Write the proportion equation
135,762,874.66 : 187,392,246.15 = 88,727,023.90 : x - Step 2: Convert to fraction form
135,762,874.66/187,392,246.15 = 88,727,023.90/x - Step 3: Cross multiply
135,762,874.66x = 187,392,246.15 × 88,727,023.90 - Step 4: Simplify right side
135,762,874.66x = 16,626,756,302,825,734 - Step 5: Solve for x
x = 16,626,756,302,825,734/135,762,874.66 - Step 6: Final answer
x = 122,469,094.33
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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.