Finding the Fourth Proportional to 207,774,685.92, 286,737,506.64 and 114,953,682
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Solution
The fourth proportional to 207,774,685.92, 286,737,506.64 and 114,953,682 is: 158,640,750.72
Step by Step Solution
- Step 1: Write the proportion equation
207,774,685.92 : 286,737,506.64 = 114,953,682 : x - Step 2: Convert to fraction form
207,774,685.92/286,737,506.64 = 114,953,682/x - Step 3: Cross multiply
207,774,685.92x = 286,737,506.64 × 114,953,682 - Step 4: Simplify right side
207,774,685.92x = 32,961,532,155,767,448 - Step 5: Solve for x
x = 32,961,532,155,767,448/207,774,685.92 - Step 6: Final answer
x = 158,640,750.72
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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.