Finding the Fourth Proportional to 107,396,605.70, 161,178,889.35 and 49,896,001.70
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Solution
The fourth proportional to 107,396,605.70, 161,178,889.35 and 49,896,001.70 is: 74,883,019.67
Step by Step Solution
- Step 1: Write the proportion equation
107,396,605.70 : 161,178,889.35 = 49,896,001.70 : x - Step 2: Convert to fraction form
107,396,605.70/161,178,889.35 = 49,896,001.70/x - Step 3: Cross multiply
107,396,605.70x = 161,178,889.35 × 49,896,001.70 - Step 4: Simplify right side
107,396,605.70x = 8,042,182,137,011,712 - Step 5: Solve for x
x = 8,042,182,137,011,712/107,396,605.70 - Step 6: Final answer
x = 74,883,019.67
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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.