Finding the Fourth Proportional to 295,219,343.04, 442,657,692.03 and 139,771,846.05
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Solution
The fourth proportional to 295,219,343.04, 442,657,692.03 and 139,771,846.05 is: 209,576,656.28
Step by Step Solution
- Step 1: Write the proportion equation
295,219,343.04 : 442,657,692.03 = 139,771,846.05 : x - Step 2: Convert to fraction form
295,219,343.04/442,657,692.03 = 139,771,846.05/x - Step 3: Cross multiply
295,219,343.04x = 442,657,692.03 × 139,771,846.05 - Step 4: Simplify right side
295,219,343.04x = 61,871,082,783,265,472 - Step 5: Solve for x
x = 61,871,082,783,265,472/295,219,343.04 - Step 6: Final answer
x = 209,576,656.28
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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.