Finding the Fourth Proportional to 3,141,958,242.50, 4,712,960,983.35 and 1,394,691,246.62
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Solution
The fourth proportional to 3,141,958,242.50, 4,712,960,983.35 and 1,394,691,246.62 is: 2,092,047,354.49
Step by Step Solution
- Step 1: Write the proportion equation
3,141,958,242.50 : 4,712,960,983.35 = 1,394,691,246.62 : x - Step 2: Convert to fraction form
3,141,958,242.50/4,712,960,983.35 = 1,394,691,246.62/x - Step 3: Cross multiply
3,141,958,242.50x = 4,712,960,983.35 × 1,394,691,246.62 - Step 4: Simplify right side
3,141,958,242.50x = 6,573,125,429,139,832,832 - Step 5: Solve for x
x = 6,573,125,429,139,832,832/3,141,958,242.50 - Step 6: Final answer
x = 2,092,047,354.49
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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.