Finding the Fourth Proportional to 91,214,052.98, 125,873,837.36 and 49,397,778.50
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Solution
The fourth proportional to 91,214,052.98, 125,873,837.36 and 49,397,778.50 is: 68,168,091.80
Step by Step Solution
- Step 1: Write the proportion equation
91,214,052.98 : 125,873,837.36 = 49,397,778.50 : x - Step 2: Convert to fraction form
91,214,052.98/125,873,837.36 = 49,397,778.50/x - Step 3: Cross multiply
91,214,052.98x = 125,873,837.36 × 49,397,778.50 - Step 4: Simplify right side
91,214,052.98x = 6,217,887,937,506,394 - Step 5: Solve for x
x = 6,217,887,937,506,394/91,214,052.98 - Step 6: Final answer
x = 68,168,091.80
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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.