Finding the Fourth Proportional to 35,390,430,305.46, 48,850,432,618.56 and 28,169,722,838
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Solution
The fourth proportional to 35,390,430,305.46, 48,850,432,618.56 and 28,169,722,838 is: 38,883,481,650.38
Step by Step Solution
- Step 1: Write the proportion equation
35,390,430,305.46 : 48,850,432,618.56 = 28,169,722,838 : x - Step 2: Convert to fraction form
35,390,430,305.46/48,850,432,618.56 = 28,169,722,838/x - Step 3: Cross multiply
35,390,430,305.46x = 48,850,432,618.56 × 28,169,722,838 - Step 4: Simplify right side
35,390,430,305.46x = 1,376,103,147,381,229,617,152 - Step 5: Solve for x
x = 1,376,103,147,381,229,617,152/35,390,430,305.46 - Step 6: Final answer
x = 38,883,481,650.38
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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.