Finding the Fourth Proportional to 102,408,227.28, 141,311,746.80 and 60,593,574.60
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Solution
The fourth proportional to 102,408,227.28, 141,311,746.80 and 60,593,574.60 is: 83,612,265.33
Step by Step Solution
- Step 1: Write the proportion equation
102,408,227.28 : 141,311,746.80 = 60,593,574.60 : x - Step 2: Convert to fraction form
102,408,227.28/141,311,746.80 = 60,593,574.60/x - Step 3: Cross multiply
102,408,227.28x = 141,311,746.80 × 60,593,574.60 - Step 4: Simplify right side
102,408,227.28x = 8,562,583,871,582,112 - Step 5: Solve for x
x = 8,562,583,871,582,112/102,408,227.28 - Step 6: Final answer
x = 83,612,265.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.