Finding the Fourth Proportional to 149,779,984.70, 224,669,977.05 and 133,058,474.30
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Solution
The fourth proportional to 149,779,984.70, 224,669,977.05 and 133,058,474.30 is: 199,587,711.45
Step by Step Solution
- Step 1: Write the proportion equation
149,779,984.70 : 224,669,977.05 = 133,058,474.30 : x - Step 2: Convert to fraction form
149,779,984.70/224,669,977.05 = 133,058,474.30/x - Step 3: Cross multiply
149,779,984.70x = 224,669,977.05 × 133,058,474.30 - Step 4: Simplify right side
149,779,984.70x = 29,894,244,367,289,016 - Step 5: Solve for x
x = 29,894,244,367,289,016/149,779,984.70 - Step 6: Final answer
x = 199,587,711.45
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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.