Finding the Fourth Proportional to 149,779,976.10, 224,669,964.15 and 125,593,505.70
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Solution
The fourth proportional to 149,779,976.10, 224,669,964.15 and 125,593,505.70 is: 188,390,258.55
Step by Step Solution
- Step 1: Write the proportion equation
149,779,976.10 : 224,669,964.15 = 125,593,505.70 : x - Step 2: Convert to fraction form
149,779,976.10/224,669,964.15 = 125,593,505.70/x - Step 3: Cross multiply
149,779,976.10x = 224,669,964.15 × 125,593,505.70 - Step 4: Simplify right side
149,779,976.10x = 28,217,088,423,091,824 - Step 5: Solve for x
x = 28,217,088,423,091,824/149,779,976.10 - Step 6: Final answer
x = 188,390,258.55
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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.