Finding the Fourth Proportional to 1,006,240,827.98, 1,510,050,696.98 and 351,191,854.09
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Solution
The fourth proportional to 1,006,240,827.98, 1,510,050,696.98 and 351,191,854.09 is: 527,028,410.39
Step by Step Solution
- Step 1: Write the proportion equation
1,006,240,827.98 : 1,510,050,696.98 = 351,191,854.09 : x - Step 2: Convert to fraction form
1,006,240,827.98/1,510,050,696.98 = 351,191,854.09/x - Step 3: Cross multiply
1,006,240,827.98x = 1,510,050,696.98 × 351,191,854.09 - Step 4: Simplify right side
1,006,240,827.98x = 530,317,504,042,302,912 - Step 5: Solve for x
x = 530,317,504,042,302,912/1,006,240,827.98 - Step 6: Final answer
x = 527,028,410.39
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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.