Finding the Fourth Proportional to 165,471,730.81, 228,343,620.85 and 94,856,715.70
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Solution
The fourth proportional to 165,471,730.81, 228,343,620.85 and 94,856,715.70 is: 130,898,044.15
Step by Step Solution
- Step 1: Write the proportion equation
165,471,730.81 : 228,343,620.85 = 94,856,715.70 : x - Step 2: Convert to fraction form
165,471,730.81/228,343,620.85 = 94,856,715.70/x - Step 3: Cross multiply
165,471,730.81x = 228,343,620.85 × 94,856,715.70 - Step 4: Simplify right side
165,471,730.81x = 21,659,925,924,069,044 - Step 5: Solve for x
x = 21,659,925,924,069,044/165,471,730.81 - Step 6: Final answer
x = 130,898,044.15
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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.