Finding the Fourth Proportional to 147,060,208.20, 220,590,312.30 and 92,640,649.80
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Solution
The fourth proportional to 147,060,208.20, 220,590,312.30 and 92,640,649.80 is: 138,960,974.70
Step by Step Solution
- Step 1: Write the proportion equation
147,060,208.20 : 220,590,312.30 = 92,640,649.80 : x - Step 2: Convert to fraction form
147,060,208.20/220,590,312.30 = 92,640,649.80/x - Step 3: Cross multiply
147,060,208.20x = 220,590,312.30 × 92,640,649.80 - Step 4: Simplify right side
147,060,208.20x = 20,435,629,871,056,932 - Step 5: Solve for x
x = 20,435,629,871,056,932/147,060,208.20 - Step 6: Final answer
x = 138,960,974.70
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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.