Finding the Fourth Proportional to 1,495,917,486.70, 2,243,876,230.05 and 876,044,704.30
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Solution
The fourth proportional to 1,495,917,486.70, 2,243,876,230.05 and 876,044,704.30 is: 1,314,067,056.45
Step by Step Solution
- Step 1: Write the proportion equation
1,495,917,486.70 : 2,243,876,230.05 = 876,044,704.30 : x - Step 2: Convert to fraction form
1,495,917,486.70/2,243,876,230.05 = 876,044,704.30/x - Step 3: Cross multiply
1,495,917,486.70x = 2,243,876,230.05 × 876,044,704.30 - Step 4: Simplify right side
1,495,917,486.70x = 1,965,735,888,439,951,104 - Step 5: Solve for x
x = 1,965,735,888,439,951,104/1,495,917,486.70 - Step 6: Final answer
x = 1,314,067,056.45
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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.