Finding the Fourth Proportional to 165,694,160.65, 248,566,778.94 and 56,493,793.71
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Solution
The fourth proportional to 165,694,160.65, 248,566,778.94 and 56,493,793.71 is: 84,749,397.80
Step by Step Solution
- Step 1: Write the proportion equation
165,694,160.65 : 248,566,778.94 = 56,493,793.71 : x - Step 2: Convert to fraction form
165,694,160.65/248,566,778.94 = 56,493,793.71/x - Step 3: Cross multiply
165,694,160.65x = 248,566,778.94 × 56,493,793.71 - Step 4: Simplify right side
165,694,160.65x = 14,042,480,333,133,566 - Step 5: Solve for x
x = 14,042,480,333,133,566/165,694,160.65 - Step 6: Final answer
x = 84,749,397.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.