Finding the Fourth Proportional to 341,659,459.68, 513,306,775.56 and 219,077,941.98
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Solution
The fourth proportional to 341,659,459.68, 513,306,775.56 and 219,077,941.98 is: 329,141,163.25
Step by Step Solution
- Step 1: Write the proportion equation
341,659,459.68 : 513,306,775.56 = 219,077,941.98 : x - Step 2: Convert to fraction form
341,659,459.68/513,306,775.56 = 219,077,941.98/x - Step 3: Cross multiply
341,659,459.68x = 513,306,775.56 × 219,077,941.98 - Step 4: Simplify right side
341,659,459.68x = 112,454,191,994,074,560 - Step 5: Solve for x
x = 112,454,191,994,074,560/341,659,459.68 - Step 6: Final answer
x = 329,141,163.25
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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.