Finding the Fourth Proportional to 2,201,659,123.66, 3,038,250,296.35 and 1,198,042,461.70
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Solution
The fourth proportional to 2,201,659,123.66, 3,038,250,296.35 and 1,198,042,461.70 is: 1,653,277,214.98
Step by Step Solution
- Step 1: Write the proportion equation
2,201,659,123.66 : 3,038,250,296.35 = 1,198,042,461.70 : x - Step 2: Convert to fraction form
2,201,659,123.66/3,038,250,296.35 = 1,198,042,461.70/x - Step 3: Cross multiply
2,201,659,123.66x = 3,038,250,296.35 × 1,198,042,461.70 - Step 4: Simplify right side
2,201,659,123.66x = 3,639,952,864,299,908,608 - Step 5: Solve for x
x = 3,639,952,864,299,908,608/2,201,659,123.66 - Step 6: Final answer
x = 1,653,277,214.98
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.