Finding the Fourth Proportional to 44,390,903.70, 66,586,355.55 and 40,989,681.30
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Solution
The fourth proportional to 44,390,903.70, 66,586,355.55 and 40,989,681.30 is: 61,484,521.95
Step by Step Solution
- Step 1: Write the proportion equation
44,390,903.70 : 66,586,355.55 = 40,989,681.30 : x - Step 2: Convert to fraction form
44,390,903.70/66,586,355.55 = 40,989,681.30/x - Step 3: Cross multiply
44,390,903.70x = 66,586,355.55 × 40,989,681.30 - Step 4: Simplify right side
44,390,903.70x = 2,729,353,492,922,986 - Step 5: Solve for x
x = 2,729,353,492,922,986/44,390,903.70 - Step 6: Final answer
x = 61,484,521.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.