Finding the Fourth Proportional to 282,689,672.70, 423,719,581.05 and 110,109,128.70
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Solution
The fourth proportional to 282,689,672.70, 423,719,581.05 and 110,109,128.70 is: 165,041,026.92
Step by Step Solution
- Step 1: Write the proportion equation
282,689,672.70 : 423,719,581.05 = 110,109,128.70 : x - Step 2: Convert to fraction form
282,689,672.70/423,719,581.05 = 110,109,128.70/x - Step 3: Cross multiply
282,689,672.70x = 423,719,581.05 × 110,109,128.70 - Step 4: Simplify right side
282,689,672.70x = 46,655,393,882,544,536 - Step 5: Solve for x
x = 46,655,393,882,544,536/282,689,672.70 - Step 6: Final answer
x = 165,041,026.92
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.