Finding the Fourth Proportional to 84,512,259.23, 126,776,950.94 and 29,172,881.43
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Solution
The fourth proportional to 84,512,259.23, 126,776,950.94 and 29,172,881.43 is: 43,762,277.71
Step by Step Solution
- Step 1: Write the proportion equation
84,512,259.23 : 126,776,950.94 = 29,172,881.43 : x - Step 2: Convert to fraction form
84,512,259.23/126,776,950.94 = 29,172,881.43/x - Step 3: Cross multiply
84,512,259.23x = 126,776,950.94 × 29,172,881.43 - Step 4: Simplify right side
84,512,259.23x = 3,698,448,957,902,479 - Step 5: Solve for x
x = 3,698,448,957,902,479/84,512,259.23 - Step 6: Final answer
x = 43,762,277.71
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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.