Finding the Fourth Proportional to 1,876,288,521.32, 2,588,202,394.08 and 1,170,214,671.68
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Solution
The fourth proportional to 1,876,288,521.32, 2,588,202,394.08 and 1,170,214,671.68 is: 1,614,225,307.26
Step by Step Solution
- Step 1: Write the proportion equation
1,876,288,521.32 : 2,588,202,394.08 = 1,170,214,671.68 : x - Step 2: Convert to fraction form
1,876,288,521.32/2,588,202,394.08 = 1,170,214,671.68/x - Step 3: Cross multiply
1,876,288,521.32x = 2,588,202,394.08 × 1,170,214,671.68 - Step 4: Simplify right side
1,876,288,521.32x = 3,028,752,414,829,717,504 - Step 5: Solve for x
x = 3,028,752,414,829,717,504/1,876,288,521.32 - Step 6: Final answer
x = 1,614,225,307.26
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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.