Finding the Fourth Proportional to 653,212,977.44, 979,664,679.36 and 186,860,023.04
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Solution
The fourth proportional to 653,212,977.44, 979,664,679.36 and 186,860,023.04 is: 280,245,755.79
Step by Step Solution
- Step 1: Write the proportion equation
653,212,977.44 : 979,664,679.36 = 186,860,023.04 : x - Step 2: Convert to fraction form
653,212,977.44/979,664,679.36 = 186,860,023.04/x - Step 3: Cross multiply
653,212,977.44x = 979,664,679.36 × 186,860,023.04 - Step 4: Simplify right side
653,212,977.44x = 183,060,164,556,683,808 - Step 5: Solve for x
x = 183,060,164,556,683,808/653,212,977.44 - Step 6: Final answer
x = 280,245,755.79
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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.