Finding the Fourth Proportional to 159,695,725.80, 239,440,573.98 and 62,661,235.80
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Solution
The fourth proportional to 159,695,725.80, 239,440,573.98 and 62,661,235.80 is: 93,951,432.90
Step by Step Solution
- Step 1: Write the proportion equation
159,695,725.80 : 239,440,573.98 = 62,661,235.80 : x - Step 2: Convert to fraction form
159,695,725.80/239,440,573.98 = 62,661,235.80/x - Step 3: Cross multiply
159,695,725.80x = 239,440,573.98 × 62,661,235.80 - Step 4: Simplify right side
159,695,725.80x = 15,003,642,266,248,124 - Step 5: Solve for x
x = 15,003,642,266,248,124/159,695,725.80 - Step 6: Final answer
x = 93,951,432.90
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1.5x scale
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.