Finding the Fourth Proportional to 202,882,702.75, 279,948,260.46 and 113,570,004.95
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Solution
The fourth proportional to 202,882,702.75, 279,948,260.46 and 113,570,004.95 is: 156,709,886.53
Step by Step Solution
- Step 1: Write the proportion equation
202,882,702.75 : 279,948,260.46 = 113,570,004.95 : x - Step 2: Convert to fraction form
202,882,702.75/279,948,260.46 = 113,570,004.95/x - Step 3: Cross multiply
202,882,702.75x = 279,948,260.46 × 113,570,004.95 - Step 4: Simplify right side
202,882,702.75x = 31,793,725,326,186,088 - Step 5: Solve for x
x = 31,793,725,326,186,088/202,882,702.75 - Step 6: Final answer
x = 156,709,886.53
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.