Finding the Fourth Proportional to 134,774,232.10, 202,161,348.15 and 129,483,441.70
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Solution
The fourth proportional to 134,774,232.10, 202,161,348.15 and 129,483,441.70 is: 194,225,162.55
Step by Step Solution
- Step 1: Write the proportion equation
134,774,232.10 : 202,161,348.15 = 129,483,441.70 : x - Step 2: Convert to fraction form
134,774,232.10/202,161,348.15 = 129,483,441.70/x - Step 3: Cross multiply
134,774,232.10x = 202,161,348.15 × 129,483,441.70 - Step 4: Simplify right side
134,774,232.10x = 26,176,547,137,173,928 - Step 5: Solve for x
x = 26,176,547,137,173,928/134,774,232.10 - Step 6: Final answer
x = 194,225,162.55
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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.