Finding the Fourth Proportional to 479,170,458.98, 661,285,474.35 and 270,250,373.06
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Solution
The fourth proportional to 479,170,458.98, 661,285,474.35 and 270,250,373.06 is: 372,962,570.61
Step by Step Solution
- Step 1: Write the proportion equation
479,170,458.98 : 661,285,474.35 = 270,250,373.06 : x - Step 2: Convert to fraction form
479,170,458.98/661,285,474.35 = 270,250,373.06/x - Step 3: Cross multiply
479,170,458.98x = 661,285,474.35 × 270,250,373.06 - Step 4: Simplify right side
479,170,458.98x = 178,712,646,141,928,000 - Step 5: Solve for x
x = 178,712,646,141,928,000/479,170,458.98 - Step 6: Final answer
x = 372,962,570.61
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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.