Finding the Fourth Proportional to 185,353,065.34, 255,787,230.76 and 102,860,125.18
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Solution
The fourth proportional to 185,353,065.34, 255,787,230.76 and 102,860,125.18 is: 141,946,973.08
Step by Step Solution
- Step 1: Write the proportion equation
185,353,065.34 : 255,787,230.76 = 102,860,125.18 : x - Step 2: Convert to fraction form
185,353,065.34/255,787,230.76 = 102,860,125.18/x - Step 3: Cross multiply
185,353,065.34x = 255,787,230.76 × 102,860,125.18 - Step 4: Simplify right side
185,353,065.34x = 26,310,306,575,419,148 - Step 5: Solve for x
x = 26,310,306,575,419,148/185,353,065.34 - Step 6: Final answer
x = 141,946,973.08
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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.