Finding the Fourth Proportional to 932,453,049.66, 1,286,751,474.72 and 514,756,366.08
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Solution
The fourth proportional to 932,453,049.66, 1,286,751,474.72 and 514,756,366.08 is: 710,345,162.60
Step by Step Solution
- Step 1: Write the proportion equation
932,453,049.66 : 1,286,751,474.72 = 514,756,366.08 : x - Step 2: Convert to fraction form
932,453,049.66/1,286,751,474.72 = 514,756,366.08/x - Step 3: Cross multiply
932,453,049.66x = 1,286,751,474.72 × 514,756,366.08 - Step 4: Simplify right side
932,453,049.66x = 662,363,513,174,948,224 - Step 5: Solve for x
x = 662,363,513,174,948,224/932,453,049.66 - Step 6: Final answer
x = 710,345,162.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.