Finding the Fourth Proportional to 107,825,641.40, 161,573,881.98 and 64,020,137.99
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Solution
The fourth proportional to 107,825,641.40, 161,573,881.98 and 64,020,137.99 is: 95,932,489.58
Step by Step Solution
- Step 1: Write the proportion equation
107,825,641.40 : 161,573,881.98 = 64,020,137.99 : x - Step 2: Convert to fraction form
107,825,641.40/161,573,881.98 = 64,020,137.99/x - Step 3: Cross multiply
107,825,641.40x = 161,573,881.98 × 64,020,137.99 - Step 4: Simplify right side
107,825,641.40x = 10,343,982,219,939,574 - Step 5: Solve for x
x = 10,343,982,219,939,574/107,825,641.40 - Step 6: Final answer
x = 95,932,489.58
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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.