Finding the Fourth Proportional to 293,187,241.44, 439,630,163.28 and 155,087,114.40
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Solution
The fourth proportional to 293,187,241.44, 439,630,163.28 and 155,087,114.40 is: 232,550,956.49
Step by Step Solution
- Step 1: Write the proportion equation
293,187,241.44 : 439,630,163.28 = 155,087,114.40 : x - Step 2: Convert to fraction form
293,187,241.44/439,630,163.28 = 155,087,114.40/x - Step 3: Cross multiply
293,187,241.44x = 439,630,163.28 × 155,087,114.40 - Step 4: Simplify right side
293,187,241.44x = 68,180,973,426,296,040 - Step 5: Solve for x
x = 68,180,973,426,296,040/293,187,241.44 - Step 6: Final answer
x = 232,550,956.49
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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.