Finding the Fourth Proportional to 168,068,697, 232,126,120.68 and 112,968,894.12
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Solution
The fourth proportional to 168,068,697, 232,126,120.68 and 112,968,894.12 is: 156,025,670.56
Step by Step Solution
- Step 1: Write the proportion equation
168,068,697 : 232,126,120.68 = 112,968,894.12 : x - Step 2: Convert to fraction form
168,068,697/232,126,120.68 = 112,968,894.12/x - Step 3: Cross multiply
168,068,697x = 232,126,120.68 × 112,968,894.12 - Step 4: Simplify right side
168,068,697x = 26,223,031,149,585,264 - Step 5: Solve for x
x = 26,223,031,149,585,264/168,068,697 - Step 6: Final answer
x = 156,025,670.56
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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.